Sodium sulfite 95.0-100.5% (par iodométrie), EMPROVE® ESSENTIAL E221, NF, Ph. Eur., BP, très pur suitable for use as excipient, SAFC®
Supplier: MERCK PRODUCTION CHEMICALS
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About this item
CAS Number:7757-83-7
:
Formula:Na₂SO₃
MDL Number:MFCD00003503
Density:2.63 g/cm³ (20 °C)
Molecular Weight:126.04 g/mol
Melting Pt:> 500 °C (déc.)
Merck Index:13,08757
Storage Temperature:Température ambiante
EINECS:231-821-4
REACH:01-2119537420-49
Specifications
- Environmentally Preferable:
Specifications
Specification Test Results
- Assay (Iodometric):95.0 - 100.5%
- Assay (SO₂):≥48.0%
- Identity:Passes Test
- Appearance of Solution:Passes Test
- Thiosulfate (S₂O₃):≤0.05%
- Heavy Metals (as Pb):≤0.0005%
- As (Arsenic):≤0.0002%
- Hg (Mercury):≤0.0001%
- Fe (Iron):≤0.0005%
- Pb (Lead):≤0.0002%
- Se (Selenium):≤0.00025%
- Zn (Zinc):≤0.0025%
- Residual solvents (Ph. Eur./USP/ICH):Excluded by the Manufacturing Process
Specification Test Results
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msds_106652
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