POTASSIUM NITRITE LR

Article No. Grade Purity Cas no. Molecular Formula Molecular Weight H.S. Code Shelf Life
P0170000500 LR 95% 7758-09-0 KNO2 85.11 2834.2100
60 Months

Physical Properties

Physical state at 20 °C

Solid

Colour

Pale yellow crystals

Odour

Odorless

pH value

7 - 10

Melting Point/ Freezing point [°C]

350 °C

Vapour density

2.9

Density [g/cm3]

1.915

Oxidising properties

The substance or mixture is classified as oxidizing with the subcategory 2

Viscosity at 40°C [mm2/s]

300g in 100g of water

Solubility in water [% weight]

300g in 100g of water

Specifications

Appearance:

 Hygroscopic crystalline powder with pale yellow tint

Loss on drying:

 Max 1.0%

Chloride (Cl):

 Max 0.03%

Sulphate (SO4):

 Max 0.01%

Heavy metal (as Pb):

 Max 0.005%

Iron (Fe):

 Max 0.002%

Insoluble matter in water:

 Max 0.05%

Calcium (Ca):

 Max 0.05%

Assay (oxidimetric):

 Min 95.0%

Safety Information and Hazard Symbols

Symbol: GHS03, GHS06, GHS09
Signal Word: Danger
UN No.: 1488
IMCO Class No.: 5.1
Packing Group: II
Hazardous Statement: H272-H301-H400
Precaution Statement: P220-P273-P301 + P310
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Globally Harmonized System of classification and Labelling of Chemicals (GHS)

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