Sodium dihydrogen phosphate monohydrate 99.0-102.0% (by alkalimetry), EMSURE® ACS for analysis, Supelco®
Supplier: MilliporeSigma
Synonyms:
Sodium Phosphate Monobasic hydrate
, Sodium dihydrogen orthophosphate monohydrate
, Sodium phosphate monobasic monohydrate
, Monosodium phosphate
In North America 106346.0500 replaces and is identical to SX0709-5
In North America 106346.0500 replaces but has a superior specification to SX0710-1
In North America 106346.1000 replaces but has a superior specification and different pack size to SX0710-3
In North America 106346.9012 replaces but has a superior specification to SX0710-5
In North America 106346.9050 replaces but has a superior specification to SX0710-20
Formula:
NaH₂PO₄·H₂O MW: 137.99 g/mol Melting Pt: 100 °C Density: 2.04 g/cm3 (20 °C) |
MDL Number:
MFCD00149208 CAS Number: 10049-21-5 Merck Index: 13,08734 |
Specification Test Results
Solubility | 850 g/l (20 °C) |
Molar Mass | 137.99 g/mol |
Bulk Density | 880 kg/m3 |
Density | 2.04 g/cm3 (20 °C) |
pH | 4.1 - 4.5 (50 g/l, H2O, 25 °C) |
Assay (alkalimetric) | 99.0 - 102.0 % |
Insoluble matter | ≤ 0.01 % |
pH-value (5 %; water, 25 °C) | 4.1 - 4.5 |
UV absorption (280 nm; 1 mol/l; 1 cm; water) | ≤ 0.05 |
Chloride (Cl) | ≤ 0.0005 % |
Sulphate (SO₄) | ≤ 0.003 % |
Total nitrogen (N) | ≤ 0.001 % |
Heavy metals (as Pb) | ≤ 0.0005 % |
Ca (Calcium) | ≤ 0.005 % |
Fe (Iron) | ≤ 0.0005 % |
K (Potassium) | ≤ 0.005 % |
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