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EMSURE® Iron(II) sulfate heptahydrate for analysis

Supplier: MilliporeSigma
Warning
Synonyms: Ferrous sulphate heptahydrate

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

1.03965.0500 replaces and is the same as FX0260-1. Part # Change only, Same Pack Size, Same Specifications.
1.03965.1000 is offered as an alternative to FX0260-5. Different Pack Size, Same Specifications.

Formula: FeSO₄·7H₂O
MW: 278.02 g/mol
Melting Pt: 64 °C
Density: 1,9 g/cm³ (20 °C)
Storage Temperature: Ambient
MDL Number: MFCD00149719
CAS Number: 7782-63-0
EINECS: 231-753-5
Merck Index: 13,04091
Specification Test Results
Assay (manganometric) 99.5-102.00%
Appearance of solution passes test
Arsenic (As) 0.0002% max
Calcium (Ca) 0.005% max
Chloride (Cl) 0.0005% max
Copper (Cu) 0.001% max
Fe III (IronIII) 0.02% max
Heavy metals (as Pb) 0.005% max
Identity passes test
Insoluble matter 0.01% max
Lead (Pb) 0.0005% max
Magnesium (Mg) 0.002% max
Manganese (Mn) 0.05% max
Minimum shelf life passes test
Original Examination Date passes test
pH (5%, water) 3.0-4.0
Phosphate (PO4) 0.001% max
Potassium (K) 0.02% max
Sodium(Na) 0.02% max
Total nitrogen (N) 0.001% max
Zinc (Zn) 0.005% max

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Size Packaging Supplier No. VWR Catalog Number Unit Price Quantity
1 kg Poly Bottle 1.03965.1000 EM1.03965.1000 Each (1kg) Retrieving Restricted
500 g Poly Bottle 1.03965.0500 EM1.03965.0500 Each (500g) Retrieving Restricted
5 kg Poly Bottle 1.03965.5000 EM1.03965.5000 Each (5kg) 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 CMD_NA@vwr.com 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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