Safety

BIT 20% Safety, Handling & Storage Guide

BIT 20% is a formaldehyde-free preservative, but the concentrated form is classified as corrosive and a skin sensitiser. This guide summarises the GHS hazard classification, required PPE, storage conditions, and spill response every handler should follow, based on standard GHS classification practice and the product's Safety Data Sheet.

Published 2026-01-15Updated 2026-07-27By Vasudev Chemo Pharma Technical TeamReviewed by Vasudev Chemo Pharma EHS & Quality Team, Industrial Safety, GHS Classification

What Is the GHS Hazard Classification of BIT 20%?

BIT 20% concentrate typically carries the GHS signal word Danger, with hazard statements H314 (severe skin burns/eye damage), H317 (may cause allergic skin reaction), and aquatic toxicity statements H400/H411. Always verify the exact classification against the current SDS for your specific batch, as classification can vary by formulation.

The corresponding GHS pictograms are typically the corrosion pictogram (GHS05), the health hazard/exclamation pictogram (GHS07), and the environmental hazard pictogram (GHS09) reflecting aquatic toxicity. Because classification can vary slightly between suppliers and specific formulations, refer to the current Safety Data Sheet provided with your batch rather than generic guidance. Benzisothiazolinone has also been documented in toxicological literature as a contact allergen associated with occupational dermatitis in industries including paint manufacturing, printing, pottery mould-making, and rubber processing — relevant context for workplace risk assessment beyond acute corrosivity.

What PPE Is Required When Handling BIT 20%?

Wear chemical-resistant gloves, chemical splash goggles or a face shield, and protective clothing covering exposed skin. Use in a well-ventilated area to avoid inhaling vapour or mist, and always verify glove material against your specific SDS permeation data.

Avoid inhalation of vapour or mist — use in well-ventilated areas or under local exhaust ventilation, particularly during transfer, mixing, or spray operations. Avoid all skin and eye contact. In case of eye contact, flush immediately with water for at least 15 minutes and seek medical attention. In case of skin contact, remove contaminated clothing and wash the affected area thoroughly with soap and water. Do not eat, drink, or smoke while handling the product, and wash hands thoroughly after handling, before breaks, and at the end of the work shift. Keep away from strong oxidising agents and materials that could react adversely with the product, as identified in the SDS.

How Should BIT 20% Be Stored, and What Is Its Shelf Life?

Store BIT 20% in its original sealed container in a cool, dry, well-ventilated area away from direct sunlight and heat sources. Typical shelf life is approximately 12 months from manufacture; always confirm the exact figure against the COA and TDS for your specific batch.

Avoid freezing conditions and prolonged exposure to temperatures above the range specified on the product's technical data sheet. Keep containers tightly closed when not in use to minimise evaporation and moisture ingress, and rotate stock on a first-in-first-out basis. Signs a batch may be degrading or nearing end of shelf life include colour change, unusual odour development, or a drop in measured active content on re-testing. If in doubt about a stored batch, request a re-assay or contact your supplier's technical team before using it in a critical production run.

BIT 20% storage summary
Parameter	Recommendation
Storage temperature	Ambient room temperature; avoid freezing and avoid the maximum recommended storage temperature stated on the TDS
Container	Original sealed HDPE container; reseal tightly after each use
Typical shelf life	Approximately 12 months from date of manufacture (confirm against batch COA/TDS)
Incompatible materials	Strong oxidising agents; keep segregated per SDS Section 7 & 10

What Is the Spill Response and Disposal Procedure for BIT 20%?

Contain a spill with absorbent material before it reaches drains or waterways, since benzisothiazolinone is classified as toxic to aquatic life. Collect absorbed material as hazardous waste per local regulations; never flush the product into drains or watercourses.

Evacuate non-essential personnel, ventilate the space, and don appropriate PPE before beginning cleanup. Contain the spill using absorbent material (sand, vermiculite, or a suitable commercial absorbent) to prevent it reaching drains, waterways, or soil. Collect the absorbed material into an appropriately labelled waste container for disposal in accordance with local hazardous waste regulations. Disposal of unused product and contaminated packaging should follow local and national hazardous waste regulations, as biocidal products are generally not permitted for disposal via ordinary municipal waste or wastewater treatment routes. Consult the product SDS Section 13 (disposal considerations) and your local environmental authority for jurisdiction-specific requirements.

Frequently asked questions

Is BIT 20% classified as corrosive?+

Yes, the concentrated BIT 20% product is typically classified as corrosive to skin and capable of causing serious eye damage (GHS05, hazard statement H314), and is also classified as a skin sensitiser (H317). Always refer to the current SDS for your specific batch.

What PPE is required when handling BIT 20%?+

Standard PPE includes chemical-resistant gloves, chemical splash goggles or a face shield, and protective clothing. Use in a well-ventilated area, and always consult the current SDS for product-specific PPE recommendations.

How long can BIT 20% be stored before it expires?+

Typical shelf life is around 12 months from the date of manufacture when stored in the original sealed container under recommended conditions. Verify the exact shelf life against the COA and TDS for your specific batch.

What should I do if BIT 20% spills near a drain or waterway?+

Immediately contain the spill with absorbent material to prevent it reaching the drain or waterway, since benzisothiazolinone is classified as toxic to aquatic life. Collect absorbed material for hazardous waste disposal per local regulations.