di-Natriumhydrogen fosfat dodekahydrat 98.5-102.5%, kristaller, EMSURE® Ph. Eur., BP, JP, USP, Supelco®
: Merck
:10039-32-4
:
:Na₂HPO₄·12H₂O
:MFCD00149181
:358.14 g/mol
:13,08733
:35 °C
:1,52 g/cm³ (20 °C)
:M-Clarity™ quality level = MQ300
:Omgivande
:231-448-7
- Assay (alkalimetric):99.0 - 102.0 %
- Identity:passes test
- Appearance of solution:passes test
- Sodium Dihydrogene phospate:≤ 2.5 %
- pH-value (5 %; water):9.0 - 9.3
- Chloride (Cl):≤ 0.0005 %
- Sulfate (SO₄):≤ 0.005 %
- Total nitrogen (N):≤ 0.001 %
- Heavy metals (as Pb):≤ 0.0005 %
- As (Arsenic):≤ 0.00005 %
- Cu (Copper):≤ 0.0002 %
- Fe (Iron):≤ 0.0005 %
- K (Potassium):≤ 0.005 %
- Pb (Lead):≤ 0.0005 %
- Reducing substances:passes test
- Loss on drying (130 °C):57.0 - 61.0 %
- Corresponds to ISO,Reag. Ph Eur:passes test
- Water (according to Karl Fischer):57.0 - 61.0 %