Hydrofluorosilicic acid

See ORICA Materials Safety Data Sheet and ORICA Heavy Metal Analysis.

Poisons Schedule: 7 (Dangerous poison)

This material is hazardous according to criteria of NOHSC; HAZARDOUS SUBSTANCE.

Classified as Dangerous Goods by the criteria of the Australian Dangerous Goods Code (ADG Code) for Transport by Road and Rail; DANGEROUS GOODS.

Subclasses:
6.1 Category D: Substances which are acutely toxic.
8.1 Category A: Substances that are corrosive to metals.
8.2 Category B: Substances that are corrosive to dermal tissue.
8.3 Category A: Substances that are corrosive to ocular tissue.

Materials Safety Data Sheet

Ingestion: Immediately rinse mouth with water. If swallowed, do NOT induce vomiting. Give a glass of water. Seek immediate medical assistance. Swallowing can result in nausea, vomiting, diarrhoea, abdominal pain and chemical burns to the gastrointestinal tract. Avoid contact with foodstuffs.

A severe eye irritant. Corrosive to eyes; contact can cause corneal burns. Contamination of eyes can result in permanent injury. Corrosive to skin. Breathing in mists or aerosols may produce respiratory irritation.

Long Term Effects:
Repeated or prolonged exposure may result in fluorosis.

Wear overalls, chemical goggles, face shield, elbow-length impervious gloves, splash apron and rubber boots. Always wash hands before smoking, eating, drinking or using the toilet. Wash contaminated clothing and other protective equipment before storage or re-use. If risk of inhalation exists, wear suitable mist respirator meeting the requirements of AS/NZS 1715 and AS/NZS 1716.

Reacts exothermically on dilution with water. Corrosive to metals. Reacts violently with bases, and organic chemicals.

Ecotoxicity: Avoid contaminating waterways. If contamination of sewers or waterways has
occurred advise local emergency services.

Warning for water department personel: