Cooling water additives, nitrite based

The products are toxic if swallowed. Concentrated product may cause serious toxic symptoms, pain, giddiness and headache. Significant intake results in greyish/blue discoloration of the skin and mucus membranes and a decrease in blood pressure. Skin and eye contact with the undiluted product can produce intense irritation. Diluted solutions may be moderately irritating.


Study the safety information provided by the supplier of the product.

Safety precautions for handling cooling water additives

● Avoid contact with skin and eyes.

● Keep the material away from food and drinks. Do not eat, drink or smoke while handling it.

● Keep the material in a well ventilated place with access to safety shower and eye shower.

● Soak up liquid spills in absorbent material and collect solids in a container. Wash floor with water as spillage may be slippery. Contact appropriate authorities in case of bigger spills.

● Bulk material can be land dumped at an appropriate site in accordance with local regulations.

Personal protection equipment for cooling water additives

Respiratory protection: Normally no protection is required.  Avoid exposure to product mists.

Hand protection:  Wear rubber gloves (PVC or natural rubber for example).

Eye protection: Wear eye goggles.

Skin and body protection: Use protective clothing and take care to minimise splashing. Use safety footwear when handling barrels.

First aid measures for accidents with cooling water additives

Inhalation: In the event of over exposure to spray mists, move the victim to fresh air. Keep the victim warm and lying still. If the effects persist, seek medical advice.

Skin contact: Wash immediately with plenty of water and soap.

Remove contaminated clothing. If irritation persists, seek medical advice.

Eye contact: Rinse immediately with plenty of clean water and seek medical advice. If possible, keep rinsing until eye specialist has been reached.

Ingestion: Rinse the mouth with water. Make the victim drink milk, fruit juice or water.

Do not induce vomiting without medical advice.

Immediately seek medical advice.

Never give anything to drink to an unconscious person.

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