Tetrakis(hydroxymethyl)phosphonium sulfate 55566-30-8

Product name: Tetrakis(hydroxymethyl)phosphonium sulfate
CAS：55566-30-8
MF： C8H24O12P2S
MW： 406.28
EINECS: 259-709-0

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Model:
55566-30-8
Brand:
futurechem
Code:
55566-30-8

Product Description

Product Description

Product name: Tetrakis(hydroxymethyl)phosphonium sulfate

CAS：55566-30-8

MF： C8H24O12P2S

MW： 406.28

EINECS: 259-709-0

Applicatiuon：

1. Tetrahydroxymethylphosphate sulfate is mainly used as a biocide.

2. Widely used in industries such as water treatment, oil fields, and papermaking. Because its main advantage is that it quickly degrades into completely harmless substances after use, greatly reducing the impact of this industry on the environment.

3. It can also be used as a permanent flame retardant for pure cotton and polyester cotton fabrics.

Specifications :

Item	Indicator
THPS content% ≥	75
Viscosity (25°C) MPA · S	30.0-36.0
Relative density (25°C)	1 350- 1 420
Iron (Fe)% ≤	0.002
PH value	2.5-5.5

公司信息

Tetrakis(hydroxymethyl)phosphonium sulfate 55566-30-8 C8H24O12P2S

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.