Potassium dihydrogen phosphate, crystallised, EMPROVE® ESSENTIAL Ph. Eur., BP, JPC, NF, E340, SAFC®
Catalog # MERP1.04871.1000
Supplier: MERCK PRODUCTION CHEMICALS
CAS Number:
Specifications
- Pk:1 kg
- Seq:4024
Specifications
Specification Test Results
- Assay (alkalimetric, calculated on dried substance):98.0 - 100.5 %
- Assay (alkalimetric; dried substance):≥ 99.0 %
- Appearance of solution:passes test
- Identity:passes test
- Insoluble substances:≤ 0.2 %
- pH-value (1 %; water):4.2 - 4.8
- pH-value (2 %; water):4.2 - 4.6
- pH-value (5 %; water):4.2 - 4.5
- Carbonate:passes test
- Condensed phosphate:passes 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 %
- Cd (Cadmium):≤ 0.0001 %
- Fe (Iron):≤ 0.0010 %
- Hg (Mercury):≤ 0.0001 %
- Na (Sodium):≤ 0.1 %
- Pb (Lead):≤ 0.0001 %
- Residual solvents (ICH Q3C):excluded by manufacturing process
- Reducing substances:passes test
- Loss on drying (105 °C):≤ 0.5 %
- Loss on drying (130 °C):≤ 1.0 %
Specification Test Results
About this item
:
:136.09 g/mol
Merck Index:13,07744
Boiling Pt:∼100 °C (1013 hPa)
Melting Pt:253 °C
Density:2.3 g/cm³ (20 °C)
Storage Temperature:Ambient
EINECS:231-913-4
REACH:01-2119490224-41
CAS Number:7778-77-0
Formula:KH₂PO₄
MDL Number:MFCD00011401