Note: Ingredients listed on restricted chemical lists
EC/CAS
1310-73-2
Name of the chemical
sodium hydroxide
Concentration
>=0.5-<1
General Information
Version
9.0
Revision date
2025-09-25
Product name
Sodium hydroxide solution c(NaOH) = 0.2
CAS No.
1310-73-2
1.2.1 Relevant identified uses
Reagent for analysis
Emergency telephone
+65 3158 1349
Icons in SDS
Company Information
company name
Sigma-Aldrich Pte Ltd
e-mail address of the competent person responsible for the Safety Data Sheet
TechnicalService@merckgroup.com
GHS Information
Signal word
Warning
Hazard Codes
Hazard statements (CLP)
H290, H315, H319
Hazard statements
Code
Statements
H290
May be corrosive to metals
Section 2
SECTION 2: Hazards identification
Classification of the substance or mixture Corrosive to metals Category 1 Skin corrosion/irritation Category 2 Serious eye damage/eye irritation Category 2
Signal word
Warning
Hazard statements
H290 May be corrosive to metals. H315 Causes skin irritation. H319 Causes serious eye irritation.
Prevention
P234 Keep only in original container. P264 Wash skin thoroughly after handling. P280 Wear protective gloves/ eye protection/ face pro- tection.
Response
P302 + P352 IF ON SKIN: Wash with plenty of water. P305 + P351 + P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P332 + P313 If skin irritation occurs: Get medical ad- vice/ attention. P337 + P313 If eye irritation persists: Get medical ad- P362 + P364 Take off contaminated clothing and wash it before reuse. P390 Absorb spillage to prevent material damage.
Storage
P406 Store in corrosive resistant container with a re- sistant inner liner.
Other hazards which do not result in classification
None known.
2.1 Classification of the substance or mixture
Corrosive to metals : Category 1 Skin corrosion/irritation : Category 2 Serious eye damage/eye : Category 2 irritation
