Potassium Dichromate


Product #
Potassium Dichromate
Bichromate of potash, Potassium bichromate
CAS Number
Molecular Weight
Color & Form
Orange to red solid
Boiling Point
500° C (dec.)
Melting Point
398° C
Specific Gravity
Solubility in water

Potassium Dichromate – 500 g
Potassium Dichromate – 100 g
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Transportation Information
UN3087, Oxidizing solid, toxic, n.o.s., 5.1 (6.1), II
  • Pictogram: Oxidizer
  • Pictogram: Acute
  • Pictogram: Health
  • Pictogram: Corrosive
  • Pictogram: Environment
Signal Word
Hazardous Statements
  • H272
    May intensify fire; oxidizer.
  • H301
    Toxic if swallowed.
  • H310+H330
  • H314
    Causes severe skin burns and eye damage.
  • H334
    May cause allergy or asthma symptoms or breathing difficulties if inhaled.
  • H340
    May cause genetic defects.
  • H350
    May cause cancer.
  • H360
    May damage fertility or the unborn child.
  • H372
    Causes damage to organs through prolonged or repeated exposure.
  • H410
    Very toxic to aquatic life with long lasting effects.
Precautionary Phrases
  • P201
    Obtain special instructions before use.
  • P202
    Do not handle until all safety precautions have been read and understood.
  • P210
    Keep away from heat/sparks/open flames/hot surfaces. — No smoking.
  • P220
    Keep/Store away from clothing/.../combustible materials.
  • P221
    Take any precaution to avoid mixing with combustibles/...
  • P260
    Do not breathe dust/fume/gas/mist/vapours/spray.
  • P262
    Do not get in eyes, on skin, or on clothing.
  • P270
    Do not eat, drink or smoke when using this product.
  • P271
    Use only outdoors or in a well-ventilated area.
  • P280
    Wear protective gloves/protective clothing/eye protection/face protection.
  • P301+P330+P331
    IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.
  • P303+P361+P353
    IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.
  • P304+P340
    IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.
  • P370+P378
    In case of fire: Use ... for extinction.
Detailed Safety and Handling Information can be found on our Safety Data Sheet (SDS).