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137039 Potassium dihydrogen phosphate

Overview

Key Spec Table

CAS #EC NumberHill FormulaChemical FormulaMolar MassGrade Value
7778-77-0231-913-4H₂KO₄PKH₂PO₄136.09 g/molPh Eur,BP,JPC,NF

Products

Catalogue NumberPackaging Qty/Pack
1370390001 Fibre case 3 x 1kg
1370391000 Plastic bottle 1 kg
1370395000 Plastic bottle 5 kg
1370399029 Double PE Sack 25 kg
1370399100 Drypour - Plastic drum 100 kg
Description
Catalogue Number137039
Synonymsmono-Potassium orthophosphate, Potassium biphosphate, Potassium phosphate monobasic
Product Information
CAS number7778-77-0
EC number231-913-4
GradePh Eur,BP,JPC,NF
Hill FormulaH₂KO₄P
Chemical formulaKH₂PO₄
Molar Mass136.09 g/mol
HS Code2835 24 00
Quality LevelMQ500
Physicochemical Information
Density2.33 g/cm3 (21.5 °C)
Melting Point252.6 °C (decomposition)
pH value4.2 - 4.6 (20 g/l, H₂O, 20 °C)
Vapor pressure<0.1 hPa (25 °C)
Bulk density1200 kg/m3
Solubility208 g/l
Toxicological Information
LD 50 dermalLD50 Rabbit > 4640 mg/kg
Safety Information according to GHS
RTECSTC6615500
Storage class10 - 13 Other liquids and solids
WGKWGK 1 slightly hazardous to water
Disposal14
Inorganic salts: Container I. Neutral solutions of the these salts: Container D. Before placing in Container D, check the pH with pH-Universal indicator strips (Item No. 109535).
Storage and Shipping Information
StorageStore at +2°C to +30°C.
Transport Information
Declaration (railroad and road) ADR, RIDKein Gefahrgut
Declaration (transport by air) IATA-DGRNo Dangerous Good
Declaration (transport by sea) IMDG-CodeNo Dangerous Good
Specifications
Assay (alkalimetric, calculated on dried substance)98.0 - 100.5 %
Assay (alkalimetric; dried substance)≥ 99.0 %
Identitypasses test
Appearance of solutionpasses test
Insoluble substances≤ 0.2 %
pH-value (2 %; water)4.2 - 4.6
pH-value (5 %; water)4.2 - 4.5
Carbonatepasses test
Condensed phosphatepasses test
Chloride (Cl)≤ 0.009 %
Fluoride (F)≤ 0.0010 %
Sulfate (SO₄)≤ 0.017 %
Heavy metals (as Pb)≤ 0.0010 %
Al (Aluminium)≤ 0.0005 %
As (Arsenic)≤ 0.0001 %
Fe (Iron)≤ 0.0010 %
Na (Sodium)
≤ 0.1 %
passes test
Pb (Lead)≤ 0.0004 %
Sb (Antimony) (*)≤ 0.0009
Endotoxins≤ 2.5 I.U./g
Total aerobic microbial count≤ 100 CFU/g
Total yeast and mould count≤ 100 CFU/g
DNases (Exo- and endonucleases) (not detectable)passes test
RNases (not detectable)passes test
Proteases (not detectable)passes test
Residual solvents (ICH Q3C)excluded by manufacturing process
Reducing substancespasses test
Loss on drying (105 °C)≤ 0.5 %
Loss on drying (130 °C)≤ 1.0 %
Elemental impurity specifications have been set considering ICH Q3D (Guideline for Elemental Impurities). Class 1-3 elements are not likely to be present above the ICH Q3D option 1 limit, unless specified and indicated (*).
Corresponds to Ph Eur, BP, JPC NF
Global Trade Item Number
Catalogue Number GTIN
1370390001 04027269279707
1370391000 04027269303327
1370395000 04027269072193
1370399029 04027269072209
1370399100 04054839392580