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Ammonium Phosphate Dibasic (For Molecular Biology)
Di-Ammonium Hydrogen Orthophosphate

Product Code.
00231
Grade
Purity
Min. 98%
CAS No.
7783-28-0
Molecular Formula
(NH4)2HPO4
Molecular Weight
132.06
H.S.Code
31053000.00000
Shelf Life

Physical Properties

Physical state at 20 °C
Solid
Colour
Colorless crystals
Odour
Odorless
pH value
8
Melting point/ Freezing point [°C]
155 °C
Density [g/cm3]
1.62
Solubility in water [% weight]
132.1 g/l at 20 °C

Packaging

Specification

Appearance
White Crystals, Crystalline Powder and/or Chunks
Assay (acidimetric)
98.0 - 102.0%
PH (5% solution in CO2 free water)
7.7—8.1
Insoluble matter
Max.0.005%
Chloride (Cl)
Max 0.003%
Nitrate (NO3)
Max 0.003%
Sulphate (SO4)
Max 0.01%
Arsenic (As)
Max 0.0001%
Calcium (Ca)
Max.0.003%
Iron (Fe)
Max 0.001%
Heavy metal (as Pb)
Max 0.001%
Potassium (K)
Max 0.005%
Sodium (Na)
Max 0.005%

Safety Information and Hazard Symbols

Symbol: GHS07
Signal Word: Warning
Hazardous Statement: H315-H319-H335
Precaution Statement: P261-P305 + P351 + P338