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POTASSIUM NITRATE Extra Pure

Restricted for Export (Under Scomet)  
COAs

Packings

500 g (00500)

5000 g (05000)

25 Kg (0025K)

50 Kg (0050K)

1PW1200500 1PW1206500 1PDL00030K 1PDLP0065K
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Article No. 05399 Grade Extra Pure
Purity 99% CAS No. 7757-79-1
Molecular Formula KNO3 Molecular Weight 101.10
H.S. Code 2834.2100 Shelf Life 60 Months

Physical Properties

Physical state at 20 °C Solid Colour White crystalline
Odour Odorless pH value 5.5 - 8.0
Melting point/ Freezing point [°C] 334 °C Boiling point [°C] 400°C
Vapour density 3 Density [g/cm3] 2.109
Solubility in water [% weight] 36 gm/l00 ml water

Specifications

Appearance White crystalline powder Assay (Titration after Ion exchange) Min 99%
pH (5% solution in water) 4.5 - 8.5 Chloride (Cl) Max 0.01%
Sulphate (SO4) Max 0.01% Ammonium (NH4) Max 0.004%
Arsenic (As) Max 0.0003% Lead (Pb) Max 0.005%
Iron (Fe) Max 0.001%

Safety Information and Hazard Symbols

Flame Over Circle
Symbol: GHS03
 Signal Word: Warning
 UN No.: 1486
 IMCO Class No.: 5.1
 Packing Group: III
 Hazardous Statement: H272
 Precaution Statement: P220
Revision Date: 18-Apr-2023

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