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Product Information

Basic information about this product

Article No. 003022
Grade AR/ACS
Purity 98.5%
CAS No. 5808-22-0
Molecular Formula C10H6Na2O8S2.2H2O
Molecular Weight 400.29
H.S. Code 2908.9990
Shelf Life 60 Months

Product Description

Detailed information about the product

Physical Properties

Physical state at 20 °C Solid Colour Brown powder
Odour Odorless Melting point/ Freezing point [°C] >300°C
Solubility in water [% weight] Soluble in water

Specifications

Appearance Grayish white to grayish brown powder Assay (acidimetric) Min 98.5%
Appearance of solution Passes test Water (by KF) 8.5 - 9.5%
Suitability (for determination of formaldehyde) Passes test Suitability (for determination of nitrate) Passes test

Safety Information and Hazard Symbols

Exclamation Mark              

Symbol: GHS07
Signal Word: Warning
Hazardous Statement: H315-H319-H335
Precaution Statement: P261-P305 + P351 + P338