Chromates
Potassium chromate (31250)
puriss. p.a., ACS reagent, reag. Ph. Eur., for chromium passivation in electroplating, ≥99.5%
Overview
Request Free Samples
You can only request up to 6 free samples. Please remove one or more products from your sample bag before requesting another sample
×
Potassium chromate is a yellow, odorless, crystalline solid. It is used as a reagent in analytical chemistry, as a pigment in enamels, paints and dyes, and in metal pickling and plating.
Specifications
General Information
- Molar Mass
- 194.19 g/mol
- Linear Formula
- KCrO4
- CAS Number
- 7789-00-6
Physical Properties
- Odor
- Odorless
- Physical Form
- Crystalline powder
- Boiling Point/Range
- 1,000 °C
- Color
- Yellow
- pH
- 8.5 to 10.0 (20 °C)
- Melting Point/Range
- 968.3 °C
- Vapor Pressure
- No data available hectopascal
- Density
- 2.732 g/cm3 (20 °C)
Safety Information
- Flammability
- The product is not flammable.
- Self Ignition
- Not auto-flammable
- Chemical Stability
- Stable under recommended storage conditions.
- Incompatible Materials
- Hydrazine, Reactions with metals in powder form, Strong reducing agents
International Transportation
- Chemical Class
- 6.1
- Packing Group
- III
- UN Number
- 3288
- Harmonized System Code
- 2841501000
General Information
- Molar Mass
- 194.19 g/mol
- Linear Formula
- KCrO4
- CAS Number
- 7789-00-6
Physical Properties
- Odor
- Odorless
- Physical Form
- Crystalline powder
- Boiling Point/Range
- 1,000 °C
- Color
- Yellow
- pH
- 8.5 to 10.0 (20 °C)
- Melting Point/Range
- 968.3 °C
- Vapor Pressure
- No data available hectopascal
- Density
- 2.732 g/cm3 (20 °C)
Safety Information
- Flammability
- The product is not flammable.
- Self Ignition
- Not auto-flammable
- Chemical Stability
- Stable under recommended storage conditions.
- Incompatible Materials
- Hydrazine, Reactions with metals in powder form, Strong reducing agents
International Transportation
- Chemical Class
- 6.1
- Packing Group
- III
- UN Number
- 3288
- Harmonized System Code
- 2841501000
- Molar Mass : 194.19 g/mol
- Linear Formula : KCrO4
- CAS Number : 7789-00-6
- Odor : Odorless
- Physical Form : Crystalline powder
- Boiling Point/Range : 1,000 °C
- Color : Yellow
- pH : 8.5 to 10.0 (20 °C)
- Melting Point/Range : 968.3 °C
- Vapor Pressure : No data available hectopascal
- Density : 2.732 g/cm3 (20 °C)
- Flammability : The product is not flammable.
- Self Ignition : Not auto-flammable
- Chemical Stability : Stable under recommended storage conditions.
- Incompatible Materials : Hydrazine, Reactions with metals in powder form, Strong reducing agents
- Chemical Class : 6.1
- Packing Group : III
- UN Number : 3288
- Harmonized System Code : 2841501000
Property
Value
assay
Min. 99.5 %
water insoluble matter
Max. 0.005 %
pH (5 %, 25 °C)
8.6 - 9.8
calcium (Ca)
Max. 0.005 %
iron (Fe)
Max. 0.002 %
sodium (Na)
Max. 0.02 %
lead (Pb)
Max. 0.005 %
chloride (Cl)
Max. 0.001 %
sulfate (SO4)
Max. 0.005 %
