Sodium dihydrogen phosphate monohydrate 90.0-102.0% (by alkalimetry), EMSURE® ACS, Reag. Ph. Eur. for analysis, Supelco®

Supplier: MilliporeSigma

Synonyms: Sodium Phosphate Monobasic hydrateSodium dihydrogen orthophosphate monohydrateSodium dihydrogenorthophosphate monohydrateSodium phosphate monobasic monohydrateSodium dihydrogen orthophosphate 1-hydrateSodium orthophosphate monobasic monohydrateMonosodium phosphateSodium dihydrogen phosphate 1-hydrate

M-Clarity™ quality level = MQ300

1.06346.0500 1.06346.1000 1.06346.0500 1.06346.9012 1.06346.9012
EM1.06346.1000CS 2327 USD
EM1.06346.1000 EM1.06346.9012 EM1.06346.0500 CA10754-004 CA1.06346.0500
Sodium dihydrogen phosphate monohydrate 90.0-102.0% (by alkalimetry), EMSURE® ACS, Reag. Ph. Eur. for analysis, Supelco®
Sodium dihydrogen phosphate monohydrate

EMSURE® (formerly GR) is a premium grade of reagents for wet chemical analysis, adhering to ACS, ISO, and/or Reag. Ph. Eur. quality specifications.


1.06346.0500 replaces and is the same as SX0709-5. Part # change only, Same pack size, same specifications.

Formula: NaH₂PO₄·H₂O
MW: 137.99 g/mol
Melting Pt: 100 °C
Density: 2.04 g/cm3 (20 °C)
Storage Temperature: Ambient
MDL Number: MFCD00149208
CAS Number: 10049-21-5
EINECS: 231-449-2
Merck Index: 12,08806
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Specification Test Results

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%
Sulfate (SO₄) ≤0.003%
Total Nitrogen (N) ≤0.001%
Heavy Metals (ACS) ≤0.0005%
Ca (Calcium) ≤0.005%
Fe (Iron) ≤0.0005%
K (Potassium) ≤0.005%
Corresponds to ACS, Reag. Ph. Eur.

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