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EMSURE® Potassium sodium tartrate tetrahydrate for analysis

Supplier: MilliporeSigma
Synonyms: (+)-Potassium sodium L-tartrate tetrahydrate(R,R)-(+)-Potassium sodium tartrate tetrahydrate(R,R)-(+)-Tartaric acid potassium sodium salt tetrahydrateL(+)-Tartaric acid potassium sodium salt tetrahydratePotassium sodium L(+)-tartrate tetrahydratePotassium sodium tartrate tetrahydrate

1.08087.1000 1.08087.5000 1.08087.0500 1.08087.9050

Formula: KOOC(CHOH)₂COONa·4H₂O
MW: 282,22 g/mol
Melting Pt: 70 - 80 °C
Density: ~ 1,767 g/cm³ (20 °C)
Storage Temperature: Ambient
MDL Number: MFCD00150989
CAS Number: 6381-59-5
EINECS: 206-156-8
Merck Index: 13,07755
Specification Test Results
Solubility 630 g/l (20 °C)
Melting Point 70 - 80 °C
Molar Mass 282.23 g/mol
Bulk Density 1000 kg/m3
Density 7.0 - 8.5 (50 g/l, H2O, 25 °C)



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Size Packaging Supplier No. VWR Catalog Number Unit Price Quantity
500 g Plastic Bottle 1.08087.0500 EM1.08087.0500 Case of 6 (500g) Retrieving Restricted
Each (500g) Retrieving Restricted
1 kg Plastic Bottle 1.08087.1000 EM1.08087.1000 Case of 6 (1kg) Retrieving Restricted
Each (1kg) Retrieving Restricted
5 kg Plastic Bottle 1.08087.5000 EM1.08087.5000 Case of 4 (5kg) Retrieving Restricted
Each (5kg) Retrieving Restricted
50 kg Plastic Bottle 1.08087.9050 EM1.08087.9050 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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