Ammonium Sulfite CAS 10196-04-0 AAS

Ammonium Sulfite is white crystalline powder or granule, easily soluble in water, with faint odour of sulphur dioxide.Mainly used as food preservative (such as fruits and vegetables to keep fresh), photographic developer and reducing deoxidiser (water treatment), its antioxidant properties are outstanding.It needs to be sealed and kept away from light, it is easy to decompose and release sulphur dioxide when it meets acid or high temperature, it needs to be ventilated and protected during operation.

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Model:
10196-04-0
Brand:
Futurechemical
Code:
10196-04-0

Product Description

Ammonium Sulfite Basic information
Product Name:	Ammonium Sulfite
CAS:	10196-04-0
MF:	H8N2O3S
MW:	116.14
EINECS:	233-484-9
Mol File:	10196-04-0.mol
Ammonium Sulfite Chemical Properties
Melting point	60°C
density	1.41（25℃）
storage temp.	2-30°C
form	solid (rough estimate)
PH	7.5-7.6 (20°C in H2O)
Water Solubility	642g/L at 25℃
Stability:	Stable. Efflorescent. Incompatible with acids, strong oxidizing agents.
InChI	InChI=1S/2H3N.H2O3S/c;;1-4(2)3/h2*1H3;(H2,1,2,3)
InChIKey	PQUCIEFHOVEZAU-UHFFFAOYSA-N
SMILES	S(=O)(O)O.N.N
LogP	-1.591 (est)
CAS DataBase Reference	10196-04-0(CAS DataBase Reference)
EPA Substance Registry System	Ammonium sulfite (10196-04-0)

Ammonium Sulfite CAS 10196-04-0 AAS H8N2O3S Food bleaching agent Paper cooking agent Industrial water treatment agent Agricultural bactericide Metal surface treatment agent Dye intermediate

Quality Assurance

Full-Process Quality Control: From incoming raw material inspection to in-process monitoring and final outgoing checks, every batch is inspected at each production stage against strict acceptance standards.
Third-Party Certified & Tested: Our quality management system is certified to ISO 9001, and products are regularly tested by accredited laboratories (e.g. SGS, TÜV). Test reports are available on request.
100% Batch Traceability: Each batch carries a unique lot number that links raw material records, production parameters, and test results, enabling complete traceability from factory to final delivery.
Pre-Shipment Inspection: Every order passes a final pre-shipment inspection, with inspection photos and reports shared before dispatch.

FAQ From Customers

Q1: What is the minimum order quantity?

A: There is no quantity limit for the first sample or trial order. Just tell us the actual quantity you need.
Q2: How can I confirm that the quality meets the requirements?

A: Provide your specifications, and our technical team will check them or customize them for you; we can provide TDS, MSDS, and COA, and accept third-party testing.
Q3: How do you ensure stable quality?

A: We manufacture under an ISO 9001 quality system, test every batch before release, and retain samples for 24 months for traceability.
Q4: Do you provide samples?

A: Yes — Free samples are available; freight is at buyer's expense for express delivery.