Finoric LLC

Sodium Thiosulfate Anhydrous

Sodium Thiosulfate Anhydrous Pure & BP Ph Eur USP Supplier and Manufacturers' Representative

CAS number : 7772-98-7
EINECS EC code number: 231-867-5
Molecular Weight: 158
Chemical Formula: Na2S2O3

FInOrIC, etymologically derived from our business line of Fine Inorganic, Organic and Industrial Chemicals, is the internationally preferred source for Chemicals. With customers in 55 countries across 5 continents, we source and sell most chemicals. Backed by owned full fledged chemical manufacturing facilities in Midland & Houston Area Texas with associated manufacturing sites in India, Dubai, China and USA we are a truly multi-national chemical manufacturer & distributor. Fracturing and Fracking Industry can rely on our 24x7 - 365days service including week-end deliveries.

DESCRIPTION

Sodium Thiosulphate Anhydrous Grade
Formula (Na2) S2O3
Molecular Weight 158
Assay as (Na2)S2O3 98 % Min.
10% solution in water Clear
Description White powder free from foreign particles.
pH of 10 % Solution 6.5 To 8.5
Sufites & Sulfates 0.5% maximum
Iron Less than 10 ppm
Heavy Metals Less than 10 ppm
Standard Packing 25 Kg. / 50 Kg/55lbs. HDPE Bag with extra liner inside or in Jumbo bags or as required by the buyer.

We can give both the grades Pentahydrate and Anhydrous. We can give the technical grade small crystals and large crystals too.

Specifications of Sodium Thiosulfate Anhydrous surpassing BP Ph Eur USP and Reagent Grade Standards:
Description: It appears as white powder free from foreign particles.
Solubility 10% aqueous solution: Freely soluble in water.
Identification:
(A)Reaction of Sodium
(B)Reaction of Thiosulphate   
A solution responds to the test for Sodium and for Thiosulphate
Insoluble Matter: Not more than 0.25%
Calcium: Prescribed Test. No turbidity is produced.
pH: 6 to 8.4
Sulphites and Sulphates: Maximum 0.5%
Heavy Metals: Maximum 0.001%
Sodium Sulphite: Maximum 0.5%
Iron as Fe: Not more than 0.001%
Residual Solvent: To meet the requirement
Assay: Not less than 99% and not more than 100.5% of Na2S2O3 on anhydrous basis.


Most of our partners facilities of MANUFACTURE BULK DRUGS/API, EXCIPIENTS, PHARMACEUTICALS (IP/BP/USP/NF/PH. EUR./JP), SPECIALITY CHEMICALS (PURE/AR/ACS), MINERAL FORTIFIERS (FCC). OUR MANUFACTURING FACILITY IS GLP, GMP (FDA) APPROVED, ISO 9001, ISO 14001, ISO 22000, FSSC 22000, FSSAI, KOSHER, HALAL, COPP AND WHO-GMP CERTIFIED.

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