THPS 75%
5 Inquiries
55566-30-8
Industrial Grade
75%
sawaint
1400kg/IBC
2026-01-25
HEDP,THPS,Glyoxal,Glutaraldehyde,Benzalkonium Chloride
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Product Description
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Seller Information
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Inquiry History
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DescriptionBasic Info
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Product Name:
Tetrakis(hydroxymethyl)phosphonium sulfate
Other Name:Phosphonium,tetrakis(hydroxymethyl)-,sulfate (2:1);Phosphonium,tetrakis(hydroxymethyl)-,sulfate (2:1) (salt);Tetrakis(hydroxymethyl)phosphonium sulfate;Pyroset TKO;THPS;Octakis(hydroxymethyl)diphosphonium sulfate;THPS 75;Bis[tetrakis(hydroxymethyl)phosphonium] sulfate;Retardol S;Proban NX;Tolcide PS;Tolcide PS 75;Tolcide PS 200;Tolcide;Magnacide 575;Bis[tetra(hydroxymethyl)phosphonium] sulfate;Aqucar THPS 75;Pyroset TKOW;Tolcide 20A;Tolcide 70A;Eccoshield FR 101;Bricorr 75;Odycide B 320;58591-11-0;65257-04-7;1497435-72-9
CAS No.:55566-30-8
Molecular Formula:C4H12O4P.1/2O4S
InChIKeys:InChIKey=HFDZMBPIARIWLN-UHFFFAOYSA-L
Molecular Weight:252.18000
Exact Mass:252.00700
EC Number:259-709-0
UNII:5I8RSL9E6S
DSSTox ID:DTXSID0021331
Color/Form:Crystalline solid
HScode:2931900090
Categories:
Characteristics-
PSA:
180.32000
XLogP3:-1.11140
Appearance:Tetrakis(hydroxymethyl)phosphonium sulfate is a clear colorless viscous liquid. (NTP, 1992)
Density:1.41 g/cm3 @ Temp: 20 °C
Melting Point:-35ºC
Boiling Point:111ºC
Flash Point:96ºC
Water Solubility:In water, 1X10+6 mg/L /miscible/ at 25 deg C (est)
Storage Conditions:Keep in a cool, dry, dark location in a tightly sealed container or cylinder. Keep away from incompatible materials, ignition so
Vapor Pressure:8.12 mm Hg at 25 deg C (est)
Henrys Law Constant:Henry's Law constant = 1.7X10-23 atm-cu m/mol at 25 °C (est)
Experimental Properties:When heated to decomposition it emits toxic fumes of POx and SOx.|Clear colorless viscous liquid. Formula: C8H24O12P2S. Formula Mass: 406.27; MP: -35.0 °C; BP: 111 °C; VP: 32 mm Hg; Density: 1.381 g/cu cm at 20 °C /Pyroset TKO/|Hydroxyl radical reaction rate constant = 2.73X10-11 cu cm/molecule-sec at 25 °C (est)
Air and Water Reactions:Water soluble.
Reactive Group:Quaternary Ammonium and Phosphonium Salts
Reactivity Profile:TETRAKIS(HYDROXYMETHYL)PHOSPHONIUM SULFATE is incompatible with oxidizing materials and alkalis. (NTP, 1992)
Hazard IdentificationClassification of the substance or mixture
Acute toxicity - Category 4, Oral
Skin sensitization, Sub-category 1A
Serious eye damage, Category 1
Acute toxicity - Category 3, Inhalation
Reproductive toxicity, Category 2
Hazardous to the aquatic environment, short-term (Acute) - Category Acute 1
Hazardous to the aquatic environment, long-term (Chronic) - Category Chronic 2
GHS label elements, including precautionary statements
Pictogram(s) 
Signal word Danger
Hazard statement(s) H302 Harmful if swallowed
H317 May cause an allergic skin reaction
H318 Causes serious eye damage
H331 Toxic if inhaled
H361 Suspected of damaging fertility or the unborn child
H400 Very toxic to aquatic life
H411 Toxic to aquatic life with long lasting effects
Precautionary statement(s) Prevention P264 Wash ... thoroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P272 Contaminated work clothing should not be allowed out of the workplace.
P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/...
P271 Use only outdoors or in a well-ventilated area.
P203 Obtain, read and follow all safety instructions before use.
P273 Avoid release to the environment.
Response P301+P317 IF SWALLOWED: Get medical help.
P330 Rinse mouth.
P302+P352 IF ON SKIN: Wash with plenty of water/...
P333+P317 If skin irritation or rash occurs: Get medical help.
P321 Specific treatment (see ... on this label).
P362+P364 Take off contaminated clothing and wash it before reuse.
P305+P354+P338 IF IN EYES: Immediately rinse with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P317 Get medical help.
P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P316 Get emergency medical help immediately.
P318 IF exposed or concerned, get medical advice.
P391 Collect spillage.
Storage P403+P233 Store in a well-ventilated place. Keep container tightly closed.
P405 Store locked up.
Disposal P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.
Other hazards which do not result in classification
no data available
Handling and StoragePrecautions for safe handling
Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.
Conditions for safe storage, including any incompatibilities
Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.
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Seller Information
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Business Type:
Trader
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Main Products:
HEDP,THPS,Glyoxal,Glutaraldehyde,Benzalkonium Chloride
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Location:
ADD: E96, NO. 1 SIZHI ROAD, XUEFU INDUSTRIAL ZONE, XIQING DISTRICT, TIANJIN, CHINA
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Payment Terms:
TT against B/L draft before shipment,100% TT in advance
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Total Annual Revenue:
$2.5 million-$5 million
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Total Employees:
5-10
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Year of Establishment:
2019
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Inquiry History5 Inquiries
Country Product Purchase Quantity Date Posted 
India
Tetrakis (hydroxymethyl) Phosphonium Sulfate
7 MT Mar 21, 2024 
Poland
Tetrakis Hydroxymethyl Phosphonium Sulfate
400 MT May 22, 2026 
United States
Thps 75%
100 May 26, 2025
India
phosphonium sulfate
500.00 KG Aug 21, 2025 
Egypt
THPS 78%
100 MT Oct 23, 2023 Post an enquiry for this product
