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Hydrofluosilicic Acid

NSN: 6810-00-594-6375 | Model: B703
NSN Properties and Flags
NATO Stock Number
6810-00-594-6375
DEMIL
NO
General Description
500 lb dr
Nongovernment Document Data
06768-a22a b703
Departure From Cited Document
23.0 pct by wt hydrofluosilicic acid

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NSN 6810-00-594-6375 Datasheet

Supply Class (FSC):
Chemicals
Cross Reference:
  • B703
  • H2SIF6
Cage Codes:
  • American Water Works Association (CAGE 06768)
  • International Minerals and Chemical (CAGE 11410)
Identification:
HMIC

Y - Indicates information is in the hazardous materials information resource system (hmirs).

PMIC

A - Item does not contain precious metal.

CRITL

- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Freight Information:
  • NMFC:

    043940 - Chemicals noi

  • WCC:

    450 - Acids, liquid, corrosive

  • SHC:

    9 - Other or no special handling required (sh)

  • ADC:

    A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.

  • ACC:

    C - Chemical corps items and all other chemicals not covered in other classificatons. note: when an item has a chemical proper shipp

  • LTL:

    W - Rating variable

  • TCC:

    W - Corrosive materials, un class 8 (corrosive label)

NSN Management Codes:
  • SOS
    Sms
  • AAC
    J
  • Quantity per pack
    1
  • Unit of Measure
    Dr
  • Shelf Life
    N/A
  • Classification Control
    U
  • MGMT_CTL
    Sf9---n
  • Repariability

Questions & Answers:

What are the historical prices recorded for this stock number?
Historical data shows pricing from $724.87 to $1,208.12..
Does NSN 6810-00-594-6375 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Department Of The Air Force, and Department Of The Navy
What is the NIIN of NSN 6810-00-594-6375?
005946375 or 00-594-6375
Does NSN 6810-00-594-6375 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 6810-00-594-6375?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jan 01, 1963
MSDS

Material Safety

MSDS BFGWP HYDROFLUOSILICIC ACID

First Aid

First aid: move to fresh air, call md. in case of cntct, remove contam
clothing/shoes. Flush skin w/lg amts water 15 min.

Chemical Properties

Hcc: c1
boiling pt: b.P. Text: 226.4f
spec gravity: 1.20
solubility in water: appreciable
appearance and odor: pale yellow, aqueous solution, pungent odor

Reactivity

Stability indicator/materials to avoid: yes
sulfuric acid
stability condition to avoid: mixing w/strong acids such as sulfuric
acid. Dehydration.

hazardous decomposition products: silicon tetrachloride is produced on
cntct w/h*2so*4

Proper Disposal

Waste disposal methods: collect neutralized spill or prod & remove to
apprvd disposal site which does not contam water supplies. Sm qty
in water are beneficial.

disclaimer (provided with this information by the compiling agencies):
this information is formulated for use by elements of the department
of defense. the united states of america in no manner whatsoever,
expressly or implied, warrants this information to be accurate and
disclaims all liability for its use. any person utilizing this
document should seek competent professional advice to verify and
assume responsibility for the suitability of this information to their
particular situation.

Ingredients List

Ingred name: hydrofluosilicic acid, aqueous solution
cas: 16961-83-4
rtecs #: vv8225000
fraction by wt: 23.0%

MSDS BFGWQ HYDROFLUOSILICIC ACID

Hazards

Routes of entry: inhalation: yes skin: yes ingestion: yes
health hazards acute and chronic: acute: corrosive to all body
tissues;severe irritation of eyes and skin;skin & eye
ulceration;blistering of skin;irritating to respiratory and g.I.

tracts;coughing,headache,nausea,shock pulmonary edema .

chronic: fluorisis,can lead to coma, or death.

effects of overexposure: corrosive.Cause burning or ulceration;abdominal
pain,vomiting,shock,maybe death.

medical cond aggravated by exposure: pre-existing conditions may be
worsen.

First Aid

First aid: eye: flush w/copious amount of water;skin: wash with soap &
water;inhale: remove to fresh air,give artificial respiration if
needed;ing: give large amounts of water or milk.Do not induce
vomiting.Get medi cal attn.

Chemical Properties

Hcc: c1
boiling pt: b.P. Text: 233f/105c
vapor pres: 218
spec gravity: 1.2
ph: 1.0
solubility in water: complete
appearance and odor: water white to straw colored.Liquid,pungent odor

Reactivity

Stability indicator/materials to avoid: yes
strong alkalies,chlorites,proxides,attach glass & stoneware
stability condition to avoid: temp above 90c: to thin,add acid to
water,never water to acid
hazardous decomposition products: toxic & corrosive fumes of fluorides.

Proper Disposal

Waste disposal methods: add slowly to a large amt of soda ash & slaked
lime by stirring. Discharge soln with large qty water into a sink
lined with protective matting & filled with coarse chipped marble.

disclaimer (provided with this information by the compiling agencies):
this information is formulated for use by elements of the department
of defense. the united states of america in no manner whatsoever,
expressly or implied, warrants this information to be accurate and
disclaims all liability for its use. any person utilizing this
document should seek competent professional advice to verify and
assume responsibility for the suitability of this information to their
particular situation.

Ingredients List

Ingred name: hydrofluosilicic acid
cas: 16961-83-4
rtecs #: vv8225000
fraction by wt: 24.0%
osha pel: 2.5 mm/cum as (f)
acgih tlv: 2.5 mm/cum as (f)

MSDS BFGWR HFS ACID (HYDROFLUOSILICIC ACID)

Hazards

Effects of overexposure: eyes/skin: causes burns. Vapors/dust: irritats
ingest: severe damage, can be fatal.

First Aid

First aid: remove to fresh air; get medical attention;give cpr or oxygen
if need. If contact,flush w. H*2o for 15 min. Speed of removal is
critical. Remove & isolate contaminated clothing. Keep warm &
quiet.Effe cts may be delayed; observe victim.

Chemical Properties

Hcc: c1
boiling pt: b.P. Text: 226f,108c
spec gravity: 1.2
solubility in water: appreciable
appearance and odor: pale yellow aqueous solution with pungent odor

Reactivity

Sulfuric acid
stability condition to avoid: mixing with strong acids such as sulfuric
acid.Dehydration
hazardous decomposition products: silicon tetrafluoride produced in
contact w/sulfuric acid

Proper Disposal

Waste disposal methods: keep in covered drums,pending disposal. Handle &
dispose in full compliance with all applicable
international,federal,state, & local regulations.

disclaimer (provided with this information by the compiling agencies):
this information is formulated for use by elements of the department
of defense. the united states of america in no manner whatsoever,
expressly or implied, warrants this information to be accurate and
disclaims all liability for its use. any person utilizing this
document should seek competent professional advice to verify and
assume responsibility for the suitability of this information to their
particular situation.

Ingredients List

Ingred name: hydrofluosilicic acid, cas #16961-83-4 (tlv as fluorides)
cas: 16961-83-4
rtecs #: vv8225000
fraction by wt: 100%
acgih tlv: 2.5 mg/cum as f

MSDS BFGWS AWWA B-703;FLUOSILICIC ACID(HYDROFLUOROSILC

Hazards

Routes of entry: inhalation: yes skin: yes ingestion: yes
reports of carcinogenicity: ntp: no iarc: no osha: no
health hazards acute and chronic: acute: severe eyes and skin
burns/irritation of respiratory/g.I. Tracts.

chronic: coughing,impaired breathing,osteofluorosis (bone
softening).

explanation of carcinogenicity: data per msds
effects of overexposure: see health hazards data;burns of skin and
eyes,coughing,impaired breathing on prolonged inhalation.

medical cond aggravated by exposure: respiratory ailments such as
bronchitis and emphysema.

First Aid

First aid: wash contaminated areas of body with soap and water.Treat
burns as usual.For eyes get medical attention.

Chemical Properties

Hcc: c1
boiling pt: b.P. Text: 220f/104c
spec gravity: 1.22
solubility in water: complete
appearance and odor: water white to straw yellow color, slight acrid
odor

Reactivity

Stability indicator/materials to avoid: yes
carbon steel,silica bearing materials,alkaline materials.

stability condition to avoid: heat.

hazardous decomposition products: hf/silicon tetrafluoride/toxic vapors.

Proper Disposal

Waste disposal methods: add slowly to a large amount of solution of soda
ash and slaked lime by stirring.Discharge the solution with large
amount of water into a approved disposal area.

disclaimer (provided with this information by the compiling agencies):
this information is formulated for use by elements of the department
of defense. the united states of america in no manner whatsoever,
expressly or implied, warrants this information to be accurate and
disclaims all liability for its use. any person utilizing this
document should seek competent professional advice to verify and
assume responsibility for the suitability of this information to their
particular situation.

Ingredients List

Ingred name: hydrofluosilicic acid
cas: 16961-83-4
rtecs #: vv8225000
fraction by wt: 20-40%
osha pel: 2.5 mg/cum,as(f)
acgih tlv: 2.5 mg/cum,as(f)

MSDS BHFZC HYDROFLUOSILICIC ACID

Hazards

Ld50 lc50 mixture: ldlo (oral-8 pg) is 200 mg/me
routes of entry: inhalation: yes skin: yes ingestion: no
reports of carcinogenicity: ntp: no iarc: no osha: no
health hazards acute and chronic: acute: inorganic fluorides are highly
irritating and toxic. Large doses can cause nausea, vomiting,
diarrhea, abdominal burning, and crano-like pains. Cirrulatory,
respiratory, nervous, complaints, an d skin rashes may occur.It
causes severe irritation to lungs nose, & throat. Irritation and
burns not apparent at first.

effects of overexposure: chronic: sclerosis or changes of bones and
ligaments can be seen by x-ray. Enzyme system effects and pulmonary
fibrosis are reported. Common findings are eye, skin, and mucous
membrane irritation, cos s of weight, anorxia, anemia, wasting,
cachexia, and cental defects.

medical cond aggravated by exposure: respiratory disease including
asthma and emphysema.

First Aid

First aid: eye- immediately flush w/ lots of water for 15mins. Skin.

immediately flush w/ lots of water for 15 mins while removing
contaminated clothing. Properly discard clothing. Inhale- move to
fresh air. Adm inister oxygen. Perform cpr if necessary keep person
calm & warm. Ingest- if person conscious, give large amts of hzo.

do not induce vomiting. In all cases, get med. Attn. As soon as
possible.

Chemical Properties

Hcc: c1
boiling pt: b.P. Text: 222f,106c
spec gravity: 1.1748
ph: 1.2
solubility in water: complete
appearance and odor: water white to straw yellow with pungent odor.

Reactivity

Stability indicator/materials to avoid: yes
metals, stroneware, strong acids & alkalies, explosives, toxicants,
readily oxidizable materials.

stability condition to avoid: contact with alkili metals, combustable
solids, and organic peroxides.

hazardous decomposition products: extreme temps such as a fire cause
formation of highly toxic and corrosive fumes hydrogen gas formed
above 227f

Proper Disposal

Waste disposal methods: containerize and dispose of using proper local,
state, and federal regulations and procedures.

disclaimer (provided with this information by the compiling agencies):
this information is formulated for use by elements of the department
of defense. the united states of america in no manner whatsoever,
expressly or implied, warrants this information to be accurate and
disclaims all liability for its use. any person utilizing this
document should seek competent professional advice to verify and
assume responsibility for the suitability of this information to their
particular situation.

Ingredients List

Ingred name: hydrofluosilicic acid
cas: 16961-83-4
rtecs #: vv8225000
fraction by wt: 25.0%
other rec limits: not determined
osha pel: 2.5mg/m3
acgih tlv: 2.5mg/m3

ingred name: water
cas: 7732-18-5
rtecs #: zc0110000
fraction by wt: 75.0%
other rec limits: none specified

MSDS BWDWL HYDROFLUOSILICIC ACID 23%

Hazards

Ld50 lc50 mixture: no data for ld50 oral.

routes of entry: inhalation: yes skin: yes ingestion: yes
reports of carcinogenicity: ntp: no iarc: no osha: no
health hazards acute and chronic: corrr.Eye: causes severe burns,tissues
destruction.Sm quant can result in perm damage & loss of
vision.Skin: irrit, can cause chem burn.Inhal: causes burns to resp
tract.Fumes toxic causing ulceration of nose/throat,pulm
edema.Ingest: very serious damage to mouth/ esophogus/stomach/other
tissue w/contact,fatal.Hypocalcemia
explanation of carcinogenicity: per msds: product does not contain
greater than 0.1% of known or potential carcinogens listed in
ntp/iarc/osha.

effects of overexposure: corrosive. Burns,tissue destruction, ulceration
of nose/throat, coughing, salivation, headache, fatigue, dizziness,
nausea, shock, pulm edema. Damage to mouth/esophogus/stomach/ other
tissues w/which contact is made, fatal. Hypocalcemia.

medical cond aggravated by exposure: none specifed by mfg. Target
organs: eyes, skin,resp system.

First Aid

First aid: eye: immed flush w/plenty of water for @least 15min opening
eyelids.Call dr immed.Skin: flush w/water while remove contamin
cloth/shoes.Follow by washing w/soap & water.Irrit persists get med
attn.Do no t apply oils/ointments unless per dr.Seek med attn asap
for all burns.Ingest: drink qt of water.Do not induce vomit.Call dr
immed.Never induce vomit/give anything by mouth if unscon.(see
supplemental)

Chemical Properties

Hcc: c1
boiling pt: b.P. Text: 212f,100c
melt/freeze pt: m.P/f.P text:
spec gravity: 1.21-1.24
evaporation rate & reference:
solubility in water: complete
appearance and odor: clear, colorless to faint yellow liquid, pungent
odor.

percent volatiles by volume: 100

Reactivity

Stability indicator/materials to avoid: yes
rx w/some metals(ex: al,zn,sn,etc)-release flamm hydrogen gas;alkali
metals;cyanides;org matl;alkalies;corr to most metal
stability condition to avoid: contact w/water may cause vio rx
w/evolution of heat.

hazardous decomposition products: may produce toxic gases including sif4
& hf; w/strong bases high heat of rx&generate steam;hi
temp-hf,sodium tetrafluori

Proper Disposal

Waste disposal methods: notify authorities if product enters
sewer/surface water. Observ all loc/state/fed regs.Dispose of
@approved wasate treatment facility.If approved neutralize matl &
flush to sewer.

disclaimer (provided with this information by the compiling agencies):
this information is formulated for use by elements of the department
of defense. the united states of america in no manner whatsoever,
expressly or implied, warrants this information to be accurate and
disclaims all liability for its use. any person utilizing this
document should seek competent professional advice to verify and
assume responsibility for the suitability of this information to their
particular situation.

Ingredients List

Ingred name: hydrofluorosilicic acid
cas: 16961-83-4
rtecs #: vv8225000
fraction by wt: 23%
other rec limits: none recommended
osha pel: 8h twa 2.5mg/m3 (f)

MSDS CCHTK HFSA,FLUOSILICIC ACID

Hazards

Ld50 lc50 mixture: tlvl: none established.

routes of entry: inhalation: yes skin: yes ingestion: no
reports of carcinogenicity: ntp: no iarc: no osha: no
health hazards acute and chronic: eye: severely corr,causing ulceration
of cornea.Skin: corr,causing burning sens & blistering.Symptoms may
be delayed for several hrs.Inhal: fumes toxic,causing ulceration of
nose/throat,coughing,salivati on,head,ftg,dizz,nau,shock,pulm
edema.Ingest: tissue destruction of digestive tract,ulceration of
muc memb.

explanation of carcinogenicity: no
effects of overexposure: severely corrosive, ulceration of cornea,
burning skin sensation, blistering, ulceration of
nose/throat/coughing,salivation, headache, fatigue, dizziness,
nausea, shock, pulmonary edema. Tissue destru ction of digestive
tract, ulceration ofmucous membrane.

medical cond aggravated by exposure: none specified by manufacturer.

First Aid

First aid: eye: wash w/water for @least 15mins including under
eyelids.Apply ice conmpresses.Skin: wash immed w/water for
15mins.Remove contamin cloth while washing.Inhal: remove to fresh
air.Keep warm.Give art res p if not breathing.Ingest: if person is
conscious dilute stomach contents w/water.Do not induce vomiting.

Chemical Properties

Hcc: c1
boiling pt: b.P. Text: decomposes
melt/freeze pt: m.P/f.P text: -1f,-19c
decomp temp: decomp text: 227f,108c
vapor pres: 24 @77f
vapor density: var,>air
spec gravity: 1.23 @75f
ph: supple
viscosity: np
evaporation rate & reference: na
solubility in water: complete.

appearance and odor: water white fuming liquid, sour penetrating odor.

percent volatiles by volume: na
corrosion rate: np

Reactivity

Stability indicator/materials to avoid: yes
metals, glass, stoneware, storng concentrated acids (sulfuric acid,
perchloric acids).

stability condition to avoid: heating increases vapor pressure.

hazardous decomposition products: hdyrogen fluoride & silicon
tetrafluoride or heating: hydrogen on contact w/metals which may
form explosive mxitures.

Proper Disposal

Waste disposal methods: if uncontaminated recover & reuse
product.Consult state or fed environ reg agencies for acceptable
dispo procedures & locations.

disclaimer (provided with this information by the compiling agencies):
this information is formulated for use by elements of the department
of defense. the united states of america in no manner whatsoever,
expressly or implied, warrants this information to be accurate and
disclaims all liability for its use. any person utilizing this
document should seek competent professional advice to verify and
assume responsibility for the suitability of this information to their
particular situation.

Ingredients List

Ingred name: fluosilicic acid; hfsa as h2sif6.

cas: 16961-83-4
rtecs #: vv8225000
fraction by wt: 24.3%
other rec limits: none recommended

ingred name: hydrogen fluoride (sara 302/313) (cercla), as f. (in
equilibrium)
cas: 7664-39-3
rtecs #: mw7875000
fraction by wt: 0-1.0%
other rec limits: none recommended
osha pel: 3 ppm (f)
acgih tlv: c 3 ppm(f); 9596
epa rpt qty: 100 lbs
dot rpt qty: 100 lbs

ingred name: heavy metals, as lead
fraction by wt: 10%ppm
other rec limits: none recommended

ingred name: phosphates, as p2o2
fraction by wt: 0.3%
other rec limits: none recommended

ingred name: iron, as fe2o3
cas: 7439-89-6
rtecs #: no4565500
fraction by wt: 90%ppm
other rec limits: none recommended

ingred name: iodide, as i
cas: 7553-56-2
rtecs #: nn1575000
fraction by wt: 11%ppm
other rec limits: none recommended

ingred name: h2sif8, as f
cas: 16961-83-4
rtecs #: vv8225000
fraction by wt: 19.6%
other rec limits: none recommended

MSDS CCSTG FLUOROSILICIC ACID

Hazards


ld50 lc50 mixture: tlv: 2.5 mg/me as f
route of entry inds - inhalation: yes
skin: yes
ingestion: no
carcinogenicity inds - ntp: no
iarc: no
osha: no
effects of exposure: acute: liquid vapors can cause severe irritation &
burns which may not be apparent for hours. Can cause sevre irritation to the
lungs, nose & throat. If swallowed, can cause severe damage to throat an
d stomach. Chronic: prolonged exposure could result in bone changes,
corrosive effects of mucous membranes.

explanation of carcinogenicity: not carcinogenic.

signs and symptions of overexposure: ulceration of nose, throat and bronchial
tubes, cough, shock, pulmonary edema, fluorosis, coma and death.

medical cond aggravated by exposure: any skin condition and/or preexisting
respiratory disease including asthma and emphysema.

first aid: inhalation-remove exposed person to an uncontaminated area
immediately. If breathing has stopped, perform cpr. Provide oxygen. Contact
physician. Eye-flush eyes for 15 min with water. Obtain medical a ttention
immediately. Skin-remove to uncontaminated area & subject to drench
shower for 15-20 min. Remove clothing. Obtain medical aid. Ingestion-give
water to dilute. Do not induce vomit. Get aid.

Chemical Properties


hcc: c1
b.P. Text: 222f,106c
m.P/f.P text: -4f,-20c
vapor pres: 218 mmhg
vapor density: 10.21 lb/g
spec gravity: 1.223
ph: 12
solubility in water: complete
appearance and odor: water white to straw yellow fuming liquid with pungent
odor.

HAZCOM Label


product id: fluorosilicic acid
cage: 0k1e4
company name: lucier chemical industry dba lci ltd
street: 415 pablo ave n
po box: 49000
city: jacksonville beach fl
zipcode: 32240-9000
health emergency phone: 904-241-1200, chemtrec 800-424-9300
label required ind: y
date of label review: 02/14/1997
status code: c
label date: 02/14/1997
origination code: f
chronic hazard ind: y
eye protection ind: yes
skin protection ind: yes
signal word: warning
respiratory protection ind: yes
health hazard: moderate
contact hazard: moderate
fire hazard: none

Transportation

=======================================================
responsible party cage: 0k1e4
trans id no: 78365
product id: fluorosilicic acid
msds prepared date: 05/01/1993
review date: 02/14/1997
mfn: 1
net unit weight: 500 lb
af mmac code: nr
multiple kit number: 0
review ind: y
unit of issue: dr
container qty: 1
type of container: drum

Reactivity

Hazard and precautions: spill: any person in area should wear a niosh approved
air supplied acid suit. Dike area to contain material. Do not allow aolution
to enter sewers/water. Take up with sand or non-combustible absorben t
material & place in container for later disposal. First aid:
inhalation-remove exposed person to an uncontaminated area immediately. If
breathing has stopped, perform cpr. Provide oxygen. Contact ph ysician.

eye-flush eyes for 15 min with water. Obtain medical attention immediately.

skin-remove to uncontaminated area & subject to drench shower for 15-20
min. Remove clothing. Obtain medical aid. I ngestion-give water to dilute. Do
not induce vomit

Proper Disposal


spill release procedures: any person in area should wear a niosh approved air
supplied acid suit. Dike area to contain material. Do not allow aolution to
enter sewers/water. Take up with sand or non-combustible absorbent mater ial
& place in container for later disposal.

neutralizing agent: none specified by manufacturer.

waste disposal methods: disposer must comply with federal, state and local
disposal or discharge laws.

handling and storage precautions: store in containers in cool dry well
ventilated area away from sources of heat or ignition. Do not store in glass
or stoneware.

other precautions: use non-sparking tools. Keep seperate from alkali metals,
oxidizing agents, combustible solids adn organic peroxides. Do not inhale
fumes and prevent skin contact.