Note: Ingredients listed on restricted chemical lists
EC/CAS
231-639-5/7664-93-9
Name of the chemical
sulphuric acid
Concentration
>=5-<10 >=15% 5-<15% 5-<15% >=0,3%
EC/CAS
200-543-5/62-56-6
Name of the chemical
Thiourea; thiocarbamide
Concentration
>=3-<10
General Information
Version
10.1
Revision date
2026-01-02
Product name
GOLD/SILVER CLEANER
1.2.2. Uses advised against
For R&D use only. Not for pharmaceutical, household or other uses
Emergency telephone
+(47)-22591300, +(47)-21930678
Icons in SDS
Company Information
company name
Merck Life Science AS
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, H351, H361fd, H412
Hazard statements
Code
Statements
H290
May be corrosive to metals
Section 2
SECTION 2: Hazards identification
Regulation (EC) No. 1272/2008 Classification of the substance or mixture
Signal word
Warning Warning
Hazard statements
H290 May be corrosive to metals. H315 Causes skin irritation. H319 Causes serious eye irritation. H351 Suspected of causing cancer. H361fd Suspected of damaging fertility. Suspected of damaging the unborn child. H412 Harmful to aquatic life with long lasting effects. H351 Suspected of causing cancer. H412 Harmful to aquatic life with long lasting effects. H361fd Suspected of damaging fertility. Suspected of damaging the unborn child.
Precautionary statements
Prevention: P202 Do not handle until all safety precautions have been read and understood. P234 Keep only in original packaging. P273 Avoid release to the environment. P202 Do not handle until all safety precautions have been read and understood. P308 + P313 IF exposed or concerned: Get medical advice/ attention.
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. P308 + P313 IF exposed or concerned: Get medical advice/ attention.
Hazardous Ingredients
Thiourea Reduced Labelling (<= 125 ml)
Supplemental label elements
none
2.3 Other hazards
This substance/mixture contains no components considered to be either persistent, bioaccumulative and toxic (PBT), or very persistent and very bioaccumulative (vPvB) at levels of 0.1% or higher.
ECOLOGICAL INFORMATION
The substance/mixture does not contain components considered to have endocrine disrupting properties according to REACH Article 57(f) or Commission Delegated regulation (EU) 2017/2100 or Commission Regulation (EU) 2018/605 at levels of 0.1% or higher.
TOXICOLOGICAL INFORMATION
The substance/mixture does not contain components considered to have endocrine disrupting properties according to REACH Article 57(f) or Commission Delegated regulation (EU) 2017/2100 or Commission Regulation (EU) 2018/605 at levels of 0.1% or higher.
2.1 Classification of the substance or mixture
Classification (REGULATION (EC) No 1272/2008) Corrosive to metals, Category 1 H290: May be corrosive to metals. Skin irritation, Category 2 H315: Causes skin irritation. Eye irritation, Category 2 H319: Causes serious eye irritation. Carcinogenicity, Category 2 H351: Suspected of causing cancer. Reproductive toxicity, Category 2 H361fd: Suspected of damaging fertility. Suspected of damaging the unborn child. Long-term (chronic) aquatic hazard, H412: Harmful to aquatic life with long Category 3 lasting effects.
