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BAODING KAIYUE CHEMICAL Co.,Ltd.

23 YRS

Hebei, China

CNY 3 Million

33300 m²

Less than 50 people

Main Products: Edta Tetrasodium / Ethylenediaminetetraacetic Acid / Ethylenediaminetetraacetic acid Disodium salt / Ammonium Thiosulfate / Potassium Thiosulfate / Edta Ferric Sodium Salt / Zinc Disodium Edta

Hebei, China

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Ammonium Thiosulphate, Ammohypo / CAS 7783-18-8

OVERVIEW

Packaging

250 KG/Plastic Drum

Lead Time

14-30 days

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DESCRIPTION

Ammonium Thiosulphate, Ammohypo

English name: Ammonium Thiosulphate, Ammohypo

CAS No: 7783-18-8

Molecular formula: (NH4)2S2O3

Molecular weight: 148.2

Technical indicators

Project	Index
Exterior	Colorless transparent liquid
Content %	53—60
Alkalinity (NH4OH)%	0.3--1.5
Burning residue %	≤0.1
Heavy metal (Pb)%	≤0.001
Sulfite %	≤1.0
Sulfide (S)%	≤0.001
Density 20°C	1.290--1.346
Insolubles %	≤0.2
Iron (Fe)%	≤0.001
PH value (25℃)	8--9

Uses: Mainly used for color positive film, negative film, color reversal film, color film and photographic paper, as a fixer.

Packing: Liquid ammonium thiosulfate can be packed in plastic barrels, with a net weight of 250kg per barrel.

Typical Properties

Used as photographic fixer, metal cleaning agent, electroplating solution and reducing agent.

CAS No.

7783-18-8

Formula

H8N2O3S2

Molecular Mass

148.20500

Exact Mass

147.99800

PSA

104.48000

Logp

1.84280

IUPAC

diazanium;dioxido-oxo-sulfanylidene-lambda6-sulfane

SMILES

[NH4+].[NH4+].[O-]S(=O)(=S)[O-]

Matter Classification

inorganic

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