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Solvay Tolcide PS75lt is a high-efficiency industrial biocide from TOLCIDE series of Solvay Novecare Division. Designed for microbial control in industrial water-based systems, it uses THPS as core ingredient, with fast-acting biocidal effect, low environmental toxicity, suitable for various industrial scenarios, easy to use and safe
Fast-acting & strong biocidal - Rapidly kills various harmful microorganisms with quick effect
Low environmental toxicity - Eco-friendly and safe, with excellent operational advantages
Fully water-soluble - Completely miscible with water, no complex pretreatment needed
Ready-to-use - Can be directly applied or used as formula base, easy to process
Broad scenario adaptability - Compatible with various industrial water-based systems
Oilfield water treatment - Anticorrosion and sterilization for oilfield water injection and related fluids
Industrial cooling water - Microbial control in circulating cooling water systems
Pulp and paper industry - Anticorrosion protection for pulp and white water systems
Industrial water-based formulas - Used as base for customized biocidal formulas
Industrial fluid treatment - Antibacterial protection for various industrial water-based fluids
| Brand | Solvay |
| Division | Novecare |
| Product Series | TOLCIDE® Series |
| Product Type | Industrial biocide, microbial control agent |
| Core Ingredient | Tetrakis(hydroxymethyl)phosphonium sulfate (THPS) |
| Appearance | Colorless to pale yellow transparent liquid |
| Solubility | Fully miscible with water |
| Usage | Ready-to-use or as formula base |
| Origin | Belgium |
Q1: What is the primary mode of action of Solvay Tolcide PS75lt?
A: Solvay Tolcide PS75lt functions as a broad-spectrum fungistatic agent, primarily inhibiting fungal growth through disruption of cellular membrane integrity and metabolic processes. Its activity is effective against common spoilage fungi in polymer systems, including Aspergillus and Penicillium species.
Q2: In which types of polymer formulations is Solvay Tolcide PS75lt typically used?
A: It is commonly incorporated into water-based and solvent-based polymer dispersions, including acrylics, vinyl acetate copolymers, and styrene-butadiene latexes—particularly where long-term storage stability and resistance to microbial degradation are critical.
Q3: How should Solvay Tolcide PS75lt be incorporated into a formulation?
A: It is recommended to add Solvay Tolcide PS75lt during the late-stage mixing phase, after cooling the batch to below 50 °C, to preserve its efficacy. Good mechanical agitation ensures uniform dispersion without compromising polymer stability.
Q4: Is Solvay Tolcide PS75lt compatible with common biocides used in industrial coatings and adhesives?
A: Yes, Solvay Tolcide PS75lt demonstrates good compatibility with many isothiazolinone- and benzisothiazolinone-based preservatives when used at typical dosage levels. However, compatibility testing under actual formulation conditions is advised to confirm performance synergy and absence of antagonism.
Q5: What safety and handling precautions should be observed?
A: As with all industrial biocidal additives, appropriate personal protective equipment—including gloves and eye protection—should be worn during handling. Avoid inhalation of dust or mists, and consult the Safety Data Sheet for detailed toxicological and first-aid information prior to use.
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