Thu 25 Jun 2026
All official websites of government entities in the Kingdom of Saudi Arabia end with.gov.sa.
All official websites of government entities in the Kingdom of Saudi Arabia end with.gov.sa.
| Reference Number | 15c |
|---|---|
| Chemical Name | Calcium hydroxide |
| Name of Common Ingredients Glossary | CALCIUM HYDROXIDE |
| CAS Number | 1305-62-0 |
| EC Number | 215-137-3 |
| Product Type, body parts | (a) Hair straighteners containing two components: calcium hydroxide and a guanidine salt (b) pH ajuster for depilatories (c) Other uses (e.g. pH adjuster, processing aid) |
| Maximum concentration in ready for use preparation | (a) 7% (as calcium hydroxide) |
| Other | (b) pH < 12.7 (c) pH < 11 |
| Wording of conditions of use and warnings | (a) Contains alkali Avoid contact with eyes Keep out of reach of children Can cause blindness (b) Contains alkali Keep out of reach of children Avoid contact with eyes |
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