|AMMONIUM DICHROMATE||ICSC: 1368 (April 2013)|
|Diammonium dichromate (VI)
Dichromic acid, diammonium salt
| CAS #: 7789-09-5
| UN #: 1439
|EC Number: 232-143-1
|ACUTE HAZARDS||PREVENTION||FIRE FIGHTING|
|FIRE & EXPLOSION||Not combustible but enhances combustion of other substances. Risk of fire and explosion on contact with combustible substances.||NO contact with combustible substances.||In case of fire in the surroundings, use appropriate extinguishing media. In case of fire: keep drums, etc., cool by spraying with water. Combat fire from a sheltered position.|
|PREVENT DISPERSION OF DUST! AVOID ALL CONTACT! IN ALL CASES CONSULT A DOCTOR!|
|Inhalation||Burning sensation. Sore throat. Cough. Wheezing. Laboured breathing.||Use closed system or ventilation.||Fresh air, rest. Half-upright position. Artificial respiration may be needed. Refer for medical attention.|
|Skin||Redness. Pain. Skin burns.||Protective gloves. Protective clothing.||First rinse with plenty of water for at least 15 minutes, then remove contaminated clothes and rinse again. Refer for medical attention .|
|Eyes||Redness. Pain. Blurred vision. Severe deep burns.||Wear face shield or eye protection in combination with breathing protection.||First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then refer for medical attention.|
|Ingestion||Nausea. Vomiting. Abdominal pain. Burning sensation. Diarrhoea. Shock or collapse.||Do not eat, drink, or smoke during work. Wash hands before eating.||Rinse mouth. Do NOT induce vomiting. Give one or two glasses of water to drink. Refer for medical attention .|
|SPILLAGE DISPOSAL||CLASSIFICATION & LABELLING|
|Personal protection: complete protective clothing including self-contained breathing apparatus. Sweep spilled substance into covered non-combustible containers. If appropriate, moisten first to prevent dusting. Carefully collect remainder. Then store and dispose of according to local regulations. Do NOT absorb in saw-dust or other combustible absorbents. Do NOT let this chemical enter the environment.||
According to UN GHS Criteria
DANGERMay intensify fire; oxidizer
Toxic if swallowed
Harmful in contact with skin
Fatal if inhaled
Causes severe skin burns and eye damage
May cause allergy or asthma symptoms or breathing difficulties if inhaled
May cause an allergic skin reaction
May cause genetic defects
May cause cancer
May damage fertility or the unborn child
Causes damage to kidneys
Causes damage to the nose through prolonged or repeated exposure if inhaled
Very toxic to aquatic life with long lasting effects
|Fireproof. Provision to contain effluent from fire extinguishing. Separated from organic solvents, combustible substances and reducing agents. Well closed. Store in an area without drain or sewer access.|
|Do not transport with food and feedstuffs.|
|AMMONIUM DICHROMATE||ICSC: 1368|
|PHYSICAL & CHEMICAL INFORMATION|
Physical State; Appearance
|EXPOSURE & HEALTH EFFECTS|
Routes of exposure
Effects of short-term exposure
Effects of long-term or repeated exposure
|OCCUPATIONAL EXPOSURE LIMITS|
TLV: (as Cr(VI), inhalable fraction): 0.0002 mg/m3, as TWA; 0.0005 mg/m3 as STEL; A1 (confirmed human carcinogen); (skin); (DSEN); (RSEN).
EU-OEL: (as Cr): 0.005 mg/m3 as TWA; (see Notes)
|The substance is very toxic to aquatic organisms. The substance may cause long-term effects in the aquatic environment. It is strongly advised not to let the chemical enter into the environment.|
|Do NOT take working clothes home.
Rinse contaminated clothing with plenty of water because of fire hazard.
Anyone who has shown symptoms of asthma due to this substance should avoid all further contact.
The symptoms of asthma often do not become manifest until a few hours have passed and they are aggravated by physical effort. Rest and medical observation are therefore essential.
Depending on the degree of exposure, periodic medical examination is suggested.
EU-OEL limit value 0.010 mg/m3 until 17 January 2025. Limit value: 0.025 mg/m3 for welding or plasma cutting processes or similar work processes that generate fume until 17 January 2025.
Symbol: E, T+, N; R: 45-46-60-61-2-8-21-25-26-34-42/43-48/23-50/53; S: 53-45-60-61; Note: E, 3
|All rights reserved. The published material is being distributed without warranty of any kind, either expressed or implied. Neither ILO nor WHO nor the European Commission shall be responsible for the interpretation and use of the information contained in this material.|
See Also: Toxicological Abbreviations