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Color Comparator

NSN: 6630-00-290-0880 | Model: MILC538

An instrument used to determine hydrogen ion concentration, residual chlorine content, phosphate content and/or other characteristics of water by visually comparing a sample, to which a specified quantity of an appropriate indicator solution has been added, with a color standard. The color standards used for these tests are mounted in a suitable holder and graded to represent the indicator colors for various ph values, concentration of chlorine, phosphate, or other substance.

NSN Properties and Flags
NATO Stock Number
6630-00-290-0880
DEMIL
NO
Overall Height
4.000 inches
Overall Width
4.000 inches
Overall Thickness
4.000 inches
Carrying Case
Provided
Housing Material
Plastic
Accessory Components And Quantity
2 1/2 oz cap. Empty reagent bottles w/pipet graduated at 1/2 and 3/4 ml, 1 chlorine disk, 1 ph disk, 4 colorimeter cells
Holder Type For Which Designed
Disk
Color Range
+6.0/+7.6 ph and +0.1/+5.0 ppm residual chlorine
Color Graduation
6.0 and 6.2 and 6.4 and 6.6 and 6.8 and 7.0 and 7.2 and 7.4 and 7.6 and 0.1 and 0.3 and 0.5 and 0.75 and 1.0 and 1.5 and 2.0 and 3.0 and 5.0
Light Type For Which Designed
Artificial light and artificial light
Indicator Solution Type
Bromothymol blue d and o-tolidine
Viewing System Type
Prism
Integral Light
Not provided
Departure From Cited Document
As modified by color range, color graduation, indicator solution type, and light type for which designed

Pricing and Availability

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NSN 6630-00-290-0880 Datasheet

Supply Class (FSC):
Chemical Analysis Instruments
Cross Reference:
  • MILC538
Cage Codes:
  • Military Specifications (CAGE 81349)
Schedule B & Trade:
  • Schedule B: 9027505000 (NAICS 334516)

    Other chemical analysis instruments and apparatus, nesoi

  • SITC: 87445

    Instruments and apparatus using optical radiations (ultraviolet, visible, infrared), n.E.S.

  • End Use: 21600

    Laboratory testing instruments

Identification:
HMIC

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

PMIC

U - Precious metal content is unknown

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:

    014500 - Apparatus chemical laboratory

  • ACC:

    M - Medical supplies, equipment, samples, records, etc.

  • ADC:

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

  • LTL:

    F - 150.0

  • SHC:

    9 - Other or no special handling required (sh)

  • TCC:

    Z - No special type of cargo code applicable

  • WCC:

    534 - Medical supplies (not requiring temperature control)

Questions & Answers:

What are the historical prices recorded for this stock number?
No pre-dated pricing for this NSN could be found.
Does NSN 6630-00-290-0880 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Canada, Republic Of Korea, and Turkey
What is the NIIN of NSN 6630-00-290-0880?
002900880 or 00-290-0880
Does NSN 6630-00-290-0880 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 6630-00-290-0880?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jan 01, 1963
MSDS

Material Safety

MSDS BQCRM BROMOTHYMOL INDICATOR SOLUTION

Hazards

Routes of entry: inhalation: yes skin: yes ingestion: yes
reports of carcinogenicity: ntp: no iarc: no osha: no
health hazards acute and chronic: eyes-irritation. Skin-irritation.

inhalation-respiratory tract irritation. Ingestion-abdominal spasm.

explanation of carcinogenicity: not a carcinogen or possible carcinogen.

effects of overexposure: inhale-dizziness, headache, nausea. Coughing.

eyes-redness or pain. Skin-redness or pain. Ingestion-headache,
coughing, dullness, diarrhea, etc.

medical cond aggravated by exposure: none known.

First Aid

First aid: inhale: remove to fresh air, give oxyge/cpr if needed. Get
immediate assistance. Skin: remove contaminated clothng, flush
w/plenty of water. Get immediate attention. Eyes: flush w/plenty of
water for at least 15 min. Get immediate attention. Ingestion:
give water and induce vomiting. Rinse mouth w/water. Get immediate
attention.

Chemical Properties

Hcc: f3
ph: 7.6
solubility in water: complete
appearance and odor: aqueous solution; alcohol odor.

Reactivity

Stability indicator/materials to avoid: yes
oxidizing & corrosive materials.

stability condition to avoid: source of ignition.

hazardous decomposition products: carbon monoxide and carbon dioxide.

Proper Disposal

Waste disposal methods: keep in covered containers, pending disposal.

handle & dispose in full compliance with all federal, state & local
regulations concerning health & environments.

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: bromothymol blue (0.4 grams per liter of 50-50
water/alcohol)
cas: 76-59-5
rtecs #: sj7450000
fraction by wt:
other rec limits: none recommended

ingred name: water
cas: 7732-18-5
rtecs #: zc0110000
fraction by wt: 50%
other rec limits: none recommended

ingred name: methyl alcohol (methanol) (sara iii)
cas: 67-56-1
rtecs #: pc1400000
fraction by wt: 50%
other rec limits: none recommended
osha pel: s,200ppm/250stel
acgih tlv: s,200ppm/250stel; 93
epa rpt qty: 5000 lbs
dot rpt qty: 5000 lbs

MSDS BQCRN O-TOLIDINE SOLUTION

Hazards

Ld50 lc50 mixture: ld50 (oral rat) 670 mg/kg (o-toluidine)
routes of entry: inhalation: yes skin: yes ingestion: no
reports of carcinogenicity: ntp: no iarc: yes osha: no
health hazards acute and chronic: acute: causes irritation. Absorption
into the body leads to the formation of methemoglobin which can
cause cyanosis. Chronic: carcinogen due to o-toluidine.

explanation of carcinogenicity: contains ortho-toluidine.

effects of overexposure: toxic and carcinogen. May be fatal if inhaled,
absorbed through the skin or ingested.

medical cond aggravated by exposure: none known.

First Aid

First aid: get medical attention immediately. Eye/skin: immediately
flush with water for at least 15 minutes. Hold eyelids open.

inhaled: remove to fresh air & provide oxygen/cpr if needed. Oral:
call a physicia n/poison control center.

Chemical Properties

Hcc: t3
solubility in water: soluble
appearance and odor: aqueous solution.

Reactivity

Stability indicator/materials to avoid: yes
strong oxidizing agents, strong acids.

stability condition to avoid: wetness, light.

hazardous decomposition products: toxic fumes of carbon monoxide, carbon
dioxide and nitrogen oxides.

Proper Disposal

Waste disposal methods: dispose of collected material in accordance with
local state and federal 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: o-toluidine (sara iii)
cas: 95-53-4
rtecs #: xu2975000
other rec limits: none specified
osha pel: s, 5 ppm
acgih tlv: s, 2 ppm, a2; 9192
epa rpt qty: 100 lbs
dot rpt qty: 100 lbs