Tagetes webinar 1: Successful germination stage

Disinfection library

List of commercially available chemicals.

Features and surface reactions

Chemical class*

Common Active Ingredients

Sample Trade Names*

Precautions Bactericidal Virucidal Fungicidal Sporicidal

• Slow acting • Affected by pH

• Best at high temps • Corrosive to metals • Severe skin burns; mucous membrane irritation • Environmental hazard • Slow acting • Affected by pH and temperature • Irritation of skin/ mucous membrane • Only use in well ventilated areas • Fast acting • Affected by pH • Frequent application • Inactivated by UV radiation • Corrodes metals, rubber, fabrics, • Mucous membrane irritation • Stable in storage • Affected by pH • Requires frequent application • Corrosive • Stains clothes and treated surfaces • Pungent odor • Noncorrosive • Fast acting • May damage some metals (e.g., lead, copper, brass, zinc) • Powdered form may cause mucous membrane irritation • Low toxicity at lower concentrations • Environmentally friendly • Can leave residual film on surfaces • Can damage rubber, plastic; non-corrosive • Stable in storage • Irritation to skin and eyes

+

+

+

+

trisodium phosphate (TSP) 10 % solution

Alkalis

Very caustic

+

+/-

+

+

formaldehyde, glutaraldehyde, ortho-phthalaldehyde

Aldehydes

Synergize®

Carcinogenic Toxic gas released if mixed with strong acids or ammonia

+

+

+

+

sodium hypochlorite (bleach), calcium hypochlorite, chlorine dioxide

Halogens: Chlorine

Clorox®, Wysiwash®

+

+

+

+/-

Halogens: Iodine

povidone-iodine

hydrogen peroxide/ accelerated HP, peracetic acid, potassium peroxymonosulfate ortho-phenylphenol, orthobenzylpara-chlorophenol

Rescue®, Oxy-Sept 333®, Virkon-S®, ZeroTol®, OxiDate®, SaniDate® One-Stroke Environ®, Pheno- Tek II®, Tek-Trol®, Lysol® Roccal-D®, DiQuat®, D-256®, Physan 20®, Green Shield®, Klean GrowTM

+

+

+/-

+

Proxygene Compounds

+

+

+

-

May be toxic to animals

Phenols

• Stable in storage • Best at neutral or alkaline pH • Effective at high temps

+

+

+

+

Quaternary Ammonium Compounds

benzalkonium chloride, alkyldimethyl ammonium chloride

• High concentrations corrosive to metals • Irritation to skin, eyes, and respiratory tract

Public

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