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Sodium phosphate dibasic, anhydrous, EMSURE® ACS, Reag. Ph. Eur. analytical reagent

Supplier: MilliporeSigma
Synonyms: Sodium hydrogen phosphateSodium phosphate dibasicdi-Sodium hydrogen orthophosphatedi-Sodium hydrogen phosphate

1.06586.1000 1.06586.9050 1.06586.9012 1.06586.0500 1.06586.2500

Formula: Na₂HPO₄
MW: 141,96 g/mol
Melting Pt: 250 °C
Density: 1,53 g/cm³ (20 °C)
Storage Temperature: Ambient
MDL Number: MFCD00003496
CAS Number: 7558-79-4
EINECS: 231-448-7
REACH: 01-2119489797-11
Merck Index: 12,08805
Specification Test Results
Assay (alkalimetric) ≥99.0%
Insoluble matter ≤0.01%
pH-value (5%; water, 25 °C) 8.7 - 9.3
Chloride (Cl) ≤0.002%
Sulfate (SO₄) ≤0.005%
Heavy metals (as Pb) ≤0.001%
Cu (Copper) ≤0.0003%
Fe (Iron) ≤0.001%
K (Potassium) ≤0.01%
Pb (Lead) ≤0.001%
Loss on Drying (105 °C) ≤0.2%



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Size Packaging Supplier No. VWR Catalog Number Unit Price Quantity
500 g Plastic Bottle 1.06586.0500 EM1.06586.0500 Case of 6 (500g) Retrieving Restricted
Each (500g) Retrieving Restricted
1 kg Plastic Bottle 1.06586.1000 EM1.06586.1000 Case of 6 (1kg) Retrieving Restricted
Each (1kg) Retrieving Restricted
2.5 kg Plastic Bottle 1.06586.2500 EM1.06586.2500 Case of 4 (2,500,g) Retrieving Restricted
Each (2,500g) Retrieving Restricted
12 kg Plastic Bucket 1.06586.9012 EM1.06586.9012 Each (12kg) Retrieving Restricted

Temperature sensitive This Item is temperature-controlled and may have specific temperature and storage requirements for shipping/delivery.

50 kg Plastic Bottle 1.06586.9050 EM1.06586.9050 Each (50kg) Retrieving Restricted
restricted In order to process your orders without delay, we request that you provide the required business documentation to purchase this product.

To order chemicals, medical devices, or other restricted products please provide identification that includes your business name and shipping address via email or fax 484.881.5997 referencing your VWR account number . Acceptable forms of identification are:

  • State issued document with your organization's Federal Tax ID Number
  • State issued document with your organization's Resale Tax ID Number
  • City or County issued Business License
  • State Department of Health Services License
  • Any other ID issued by the State that includes the business name and address

* Please note if your account is within the State of California two of these pieces of identification will be required.
VWR will not lift restrictions for residential shipping addresses.

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