Products
Tetrakis (hydroxymethyl) phosphonium Sulfate (THPS) 55566-30-8 Biocide
We are a leading supplier of Tetrakis (hydroxymethyl) phosphonium sulfate (THPS) biocide, a safe liquid biocide that is used to control the growth of bacteria, algae and fungi in oilfield and industrial water treatment applications.
Our EPA registered THPS biocide formulations are commercialized under the brand name Avancid®.
What is Tetrakis(hydroxymethyl)-phosphonium Sulfate (THPS) biocide?
THPS is a safe aqueous solution with antimicrobial properties that is significantly less toxic, effective at lower concentrations, and more biodegradable than other traditional biocides.
Our THPS is available in different levels of active phosphorous contents to suit different applications. We sell our EPA registered concentrations under the AVANCID® brand name and offer non-registered THPS concentrations as well.
We have prime Environmental Protection Agency (EPA) registrations for the blending and formulation of tetrakis (hydroxymethyl) phosphonium sulfate (THPS) and glutaraldehyde.
CAS #: 55566-30-8
EINECS #: 259-709-0
Synonyms: Bis[tetrakis(hydroxymethyl)phosphonium] sulfate solution; Octakis (Hydroxymethyl) Diphosphonium Sulfate; THPS
Molecular Formula: C8H24O12P2S
Tetrakis(hydroxymethyl)phosphonium Sulfate Biocide Concentrations
AVANCID® Series EPA Registered Biocides |
Avancid® 20
|
Avancid® 35 | Avancid® 50 | Avancid® 75 | Avancid® 75M |
EPA registration No.: | 74712-4 | 74712-11 | 74712-12 | 74712-3 | 74712-2 |
Active content, wt.% | 19.4 – 20.6 | 34.0 – 36.1 | 48.5 – 51.5 | 75.0 – 77.0 | 74.2 – 78.8 |
P content, wt.% | 5.3 – 5.7 | 7.6 – 8.0 | 11.4 – 11.8 | 11.4 – 11.8 | |
pH | 3.0 – 5.0 | 3.0 – 5.0 | 3.0 – 5.0 | 3.0 – 5.0 | 3.0 – 5.0 |
Specific Gravity (25°C) | 1.08 – 1.10 | 1.16 – 1.19 | 1.25 -1.28 | 1.37 – 1.40 | 1.37 – 1.40 |
Packaging and Handling
SMC Global offers THPS in customized packages and bulk quantities.