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POTASSIUM DIHYDROGEN ORTHOPHOSPHATE ANHYDROUS Molecular biology
Potassium phosphate monobasic; Monopotassium phosphate; prim.-Potassium phosphate
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Packings
500 g
(00500)
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Article No.
5357B
Grade
Molecular biology
Purity
99.5%
CAS No.
7778-77-0
Molecular Formula
KH
2
PO
4
Molecular Weight
136.09
H.S. Code
2835.2400
Shelf Life
60 Months
Physical Properties
Physical state at 20 °C
Solid
Colour
White crystalline
Odour
Odorless
Melting point/ Freezing point [°C]
253 °C
Decomposition point [°C]
253 °C
Density [g/cm3]
2.338
Solubility in water [% weight]
Soluble in water
Specifications
Appearance
White crystalline powder
Assay (titration)
Min 99.5%
DNAase/RNAase/Proteases
Not detectable
pH (5% solution in water; 20°C)
4.0 - 4.5
Water
Max 0.2%
Chloride (Cl)
Max 0.0005%
Sulphate (SO4)
Max 0.003%
Copper (Cu)
Max 0.0005%
Iron (Fe)
Max 0.001%
Sodium (Na)
Max 0.02%
Lead (Pb)
Max 0.001%
Revision Date:
31-Jul-2013
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POTASSIUM DIHYDROGEN ORTHOPHOSPHATE ANHYDROUS