Name:
Silver chromate 99%
Synonym:
None
CAS:
7784-01-2
Section 1 - Chemical Product
MSDS Name:Silver chromate 99%
Synonym:None
Synonym:None
Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
| CAS# | Chemical Name | emsds | EINECS# |
| 7784-01-2 | Silver chromate | 99 | 232-043-8 |
| Hazard Symbols: XI O Risk Phrases: 36/37/38 8 |
Section 3 - HAZARDS IDENTIFICATION
EMERGENCY OVERVIEW
Irritating to eyes, respiratory system and skin. Contact with combustible material may cause fire.Hygroscopic (absorbs moisture from the air).Light sensitive.
Potential Health Effects
Eye:
Causes eye irritation.
Skin:
Causes skin irritation.
Ingestion:
Causes gastrointestinal irritation with nausea, vomiting and diarrhea.
Inhalation:
Causes respiratory tract irritation.
Chronic:
Chronic exposure to water insoluble hexavalent chromium compounds has been shown to be associated with lung cancer and gastrointestinal tract tumors.
Irritating to eyes, respiratory system and skin. Contact with combustible material may cause fire.Hygroscopic (absorbs moisture from the air).Light sensitive.
Potential Health Effects
Eye:
Causes eye irritation.
Skin:
Causes skin irritation.
Ingestion:
Causes gastrointestinal irritation with nausea, vomiting and diarrhea.
Inhalation:
Causes respiratory tract irritation.
Chronic:
Chronic exposure to water insoluble hexavalent chromium compounds has been shown to be associated with lung cancer and gastrointestinal tract tumors.
Section 4 - FIRST AID MEASURES
Eyes: Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.
Skin:
Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes. Get medical aid if irritation develops or persists.
Ingestion:
If victim is conscious and alert, give 2-4 cupfuls of milk or water.
Get medical aid.
Inhalation:
Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.
Notes to Physician:
Skin:
Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes. Get medical aid if irritation develops or persists.
Ingestion:
If victim is conscious and alert, give 2-4 cupfuls of milk or water.
Get medical aid.
Inhalation:
Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.
Notes to Physician:
Section 5 - FIRE FIGHTING MEASURES
General Information:
Substance is noncombustible. Oxidizer. Greatly increases the burning rate of combustible materials.
Extinguishing Media:
Use extinguishing media most appropriate for the surrounding fire.
Substance is noncombustible. Oxidizer. Greatly increases the burning rate of combustible materials.
Extinguishing Media:
Use extinguishing media most appropriate for the surrounding fire.
Section 6 - ACCIDENTAL RELEASE MEASURES
General Information: Use proper personal protective equipment as indicated in Section 8.
Spills/Leaks:
Vacuum or sweep up material and place into a suitable disposal container. Avoid generating dusty conditions. Provide ventilation.
Spills/Leaks:
Vacuum or sweep up material and place into a suitable disposal container. Avoid generating dusty conditions. Provide ventilation.
Section 7 - HANDLING and STORAGE
Handling:
Avoid breathing dust, vapor, mist, or gas. Avoid contact with eyes, skin, and clothing. Store protected from light. Use only in a chemical fume hood. Keep from contact with clothing and other combustible materials.
Storage:
Store in a cool, dry place. Store in a tightly closed container.
Avoid breathing dust, vapor, mist, or gas. Avoid contact with eyes, skin, and clothing. Store protected from light. Use only in a chemical fume hood. Keep from contact with clothing and other combustible materials.
Storage:
Store in a cool, dry place. Store in a tightly closed container.
Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION
Engineering Controls:
Facilities storing or utilizing this material should be equipped with an eyewash facility and a safety shower.
Exposure Limits CAS# 7784-01-2: United Kingdom, WEL - TWA: (listed as chromium (vi) compounds): 0 mg/m3 TWA (as Cr) United Kingdom, WEL - STEL: (listed as chromium (vi) compounds): mg/m3 STEL (as Cr) United States OSHA: 0.1 mg/m3 Ceiling (listed under Chromates).
Belgium - TWA: (listed as chromium (vi) compounds (certain water insoluble forms)): 0.01 mg/m3 VLE (as Cr) France - VME: (listed as chromium (vi) compounds): 0.05 mg/m3 VME Cr) Germany: (listed as chromium (vi) compounds): 0.05 mg/m3 VME (as Japan: (listed as silver compounds): 0.01 mg/m3 OEL (as Ag) Spain: (listed as chromium (vi) compounds (certain water insolubl forms)): 0.01 mg/m3 VLA-ED (as Cr) Personal Protective Equipment Eyes: Wear chemical splash goggles.
Skin:
Wear appropriate protective gloves to prevent skin exposure.
Clothing:
Wear a chemical apron.
Respirators:
A NIOSH/MSHA approved air purifying dust or mist respirator or European Standard EN 149.
Facilities storing or utilizing this material should be equipped with an eyewash facility and a safety shower.
Exposure Limits CAS# 7784-01-2: United Kingdom, WEL - TWA: (listed as chromium (vi) compounds): 0 mg/m3 TWA (as Cr) United Kingdom, WEL - STEL: (listed as chromium (vi) compounds): mg/m3 STEL (as Cr) United States OSHA: 0.1 mg/m3 Ceiling (listed under Chromates).
Belgium - TWA: (listed as chromium (vi) compounds (certain water insoluble forms)): 0.01 mg/m3 VLE (as Cr) France - VME: (listed as chromium (vi) compounds): 0.05 mg/m3 VME Cr) Germany: (listed as chromium (vi) compounds): 0.05 mg/m3 VME (as Japan: (listed as silver compounds): 0.01 mg/m3 OEL (as Ag) Spain: (listed as chromium (vi) compounds (certain water insolubl forms)): 0.01 mg/m3 VLA-ED (as Cr) Personal Protective Equipment Eyes: Wear chemical splash goggles.
Skin:
Wear appropriate protective gloves to prevent skin exposure.
Clothing:
Wear a chemical apron.
Respirators:
A NIOSH/MSHA approved air purifying dust or mist respirator or European Standard EN 149.
Section 9 - PHYSICAL AND CHEMICAL PROPERTIES
Physical State: Solid
Color: black
Odor: Not available.
pH: Not available.
Vapor Pressure: Not available.
Viscosity: Not available.
Boiling Point: Not available.
Freezing/Melting Point: Not available.
Autoignition Temperature: Not available.
Flash Point: Not available.
Explosion Limits, lower: Not available.
Explosion Limits, upper: Not available.
Decomposition Temperature:
Solubility in water: insoluble
Specific Gravity/Density: 5.6250g/cm3
Molecular Formula: Ag2CrO4
Molecular Weight: 331.72
Section 10 - STABILITY AND REACTIVITY
Chemical Stability:
Not available.
Conditions to Avoid:
Light, exposure to moist air or water.
Incompatibilities with Other Materials:
Strong reducing agents, alcohols, strong acids.
Hazardous Decomposition Products:
Not available.
Hazardous Polymerization: Has not been reported.
Not available.
Conditions to Avoid:
Light, exposure to moist air or water.
Incompatibilities with Other Materials:
Strong reducing agents, alcohols, strong acids.
Hazardous Decomposition Products:
Not available.
Hazardous Polymerization: Has not been reported.
Section 11 - TOXICOLOGICAL INFORMATION
RTECS#:
CAS# 7784-01-2 unlisted.
LD50/LC50:
Not available.
Carcinogenicity:
Silver chromate - California: carcinogen, initial date 2/27/87 (listed as Chromium (VI) NTP: Known carcinogen (listed as Chromium (VI) compounds).
IARC: Group 1 carcinogen (listed as Chromium (VI) compounds).
CAS# 7784-01-2 unlisted.
LD50/LC50:
Not available.
Carcinogenicity:
Silver chromate - California: carcinogen, initial date 2/27/87 (listed as Chromium (VI) NTP: Known carcinogen (listed as Chromium (VI) compounds).
IARC: Group 1 carcinogen (listed as Chromium (VI) compounds).
Section 12 - ECOLOGICAL INFORMATION
Section 13 - DISPOSAL CONSIDERATIONS
Dispose of in a manner consistent with federal, state, and local regulations.
Section 14 - TRANSPORT INFORMATION
IATA
Shipping Name: OXIDIZING SOLID, N.O.S.*
Hazard Class: 5.1
UN Number: 1479
Packing Group: III
IMO
Shipping Name: OXIDIZING SOLID, N.O.S.
Hazard Class: 5.1
UN Number: 1479
Packing Group: III
RID/ADR
Shipping Name: OXIDIZING SOLID, N.O.S.
Hazard Class: 5.1
UN Number: 1479
Packing group: III
Section 15 - REGULATORY INFORMATION
European/International Regulations
European Labeling in Accordance with EC Directives
Hazard Symbols: XI O
Risk Phrases:
R 36/37/38 Irritating to eyes, respiratory system
and skin.
R 8 Contact with combustible material may cause
fire.
Safety Phrases:
S 16 Keep away from sources of ignition - No
smoking.
S 26 In case of contact with eyes, rinse immediately
with plenty of water and seek medical advice.
S 37/39 Wear suitable gloves and eye/face
protection.
WGK (Water Danger/Protection)
CAS# 7784-01-2: 1
Canada
CAS# 7784-01-2 is listed on Canadas NDSL List.
CAS# 7784-01-2 is not listed on Canadas Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 7784-01-2 is listed on the TSCA inventory.
