• Does sodium hydroxide solutions meet any of the Canadian WHMIS hazard criteria?
• Is it classified by OSHA (U.S. Occupational Health and Safety Administration)?
• Does sodium hydroxide solutions meet the criteria for the European Union (EU) Classification and Labelling Information system?
• What risk and safety phrases are used by the EU Classification and Labelling Information System?

Does sodium hydroxide solutions meet any of the Canadian WHMIS hazard criteria?

Sodium hydroxide, solutions meets the Canadian WHMIS criteria for class(es):

E - Corrosive material

Is it classified by OSHA (U.S. Occupational Health and Safety Administration)?

Meets criteria for hazardous material, as defined by 29 CFR 1910.1200.

Does sodium hydroxide solutions meet the criteria for the European Union (EU) Classification and Labelling Information system?

It meets the EU criteria for class(es):

Corrosive [C]

What risk and safety phrases are used by the EU Classification and Labelling Information System?

EU RISK PHRASES :

Causes severe burns [R35]

EU SAFETY PHRASES :

Keep locked up and out of reach of children.* In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. Wear suitable gloves. Wear eye/face protection. In case of accident or if you feel unwell, seek medical advice immediately (show label where possible).

[S:(1/2-)*26-37/39-45].

*This safety phrase can be omitted from the label when the substance or preparation is sold for industrial use only.

Safety phrases relate to the highest concentration division indicated, but may also be applicable to lower concentrations.

EU COMMENTS :

CONCENTRATION GREATER THAN OR EQUAL TO 5%: Corrosive. Causes severe burns. [C.; R35].

CONCENTRATION LESS THAN 5% AND GREATER THAN OR EQUAL TO 2%: Corrosive.Causes burns. [C; R34].

CONCENTRATION LESS THAN 2% AND GREATER THAN OR EQUAL TO 0.5%: Irritant.

Irritant to eyes and skin. [Xi; R36/38].

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Document last updated on February 19, 1999

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