Note: Ingredients listed on restricted chemical lists
EC/CAS
202-199-1/92-87-5
Name of the chemical
Benzidin
Concentration
Analyte
General Information
Revision date
2026-06-08
Product name
R-073N
CAS No.
92-87-5
1.2.1 Relevant identified uses
Laboratory Chemical Reference Material
supplier name
AccuStandard, Inc
Icons in SDS
Company Information
company name
AccuStandard, Inc
e-mail address of the competent person responsible for the Safety Data Sheet
edocs@accustandard.com
GHS Information
Signal word
DANGER
Hazard Codes
Hazard statements (CLP)
H302, H335, H350, H351, H371, H400
Hazard statements
Code
Statements
H302
Harmful if swallowed
Section 2
SECTION 2: Hazards identification
2.2 Label elements
3 HEALTH 0 0 FLAMMABILITY 3 0
Signal word
DANGER
Hazard statements
H302 - Harmful if swallowed. (Acute toxicity, oral, category 4) H335 - May be irritating to mucous membrane and upper respiratory system. (Specific target organ toxicity, single exposure; Respiratory tract irritation, category 3) H350 - This product is or contains a component that is classified (ACGIH, IARC, NTP, OSHA) as a cancer hazard. (Carcinogenicity, category 1A) H351 - Suspect cancer hazard. (Carcinogenicity, category 2) H371 - May cause kidney and liver damage. (Specific target organ toxicity, single exposure, category 2) H400 - Very toxic to aquatic life. Precautionary Codes: P202 - This product should only by used by persons trained in the safe handling of hazardous chemicals. P233 - Store in a tightly closed container. (P404) P235 - Store in a cool dry place. P260 - Do not breathe dust. P262 - Do not get in eyes, on skin or clothing. P264 - Wash thoroughly after handling. Do not take internally. Eye wash and safety equipment should be readily available. P280 - Protective gloves must be worn to prevent skin contact. P284 - Respiratory Protection: If workplace exposure limit(s) of product or any component is exceeded (see TLV/PEL), or a risk assessment shows air-purifying respirators are appropriate, use of a NIOSH/MSHA approved air supplied respirator is advised. Use a full-face respirator with multi-purpose combination (US) or type ABEK (EN14387) respirator cartridges in absence of proper environmental control. Always use respirators and components tested and approved under appropriate government standards such as NIOSH (US) or CEN (EU). Engineering and/or administrative controls should be implemented to reduce exposure. P331 - Ingestion: Do NOT induce vomiting. Call a physician or poison control center immediately. Never give anything by mouth to an unconscious person. P338 - Eye contact: Immediately flush with plenty of water. After initial flushing, remove any contact lenses and continue flushing for at least 15 minutes. Assure adequate flushing by separating the eyelids with fingers. P360 - Skin contact: Immediately wash skin with soap and plenty of water. Remove contaminated clothing. Get medical attention if symptoms occur. Wash clothing before reuse.
2.3 Other hazards
2.2.1 - Symptom of Exposure Health/Environment Suspect cancer hazard. (Carcinogenicity, category 2) May cause kidney and liver damage. (Specific target organ toxicity, single exposure, category 2) Exposure by all routes should be carefully controlled to levels as low as possible. Very toxic to aquatic life. (H400) May cause long-term adverse effects in the aquatic enviroment.
Potential health effects
May be irritating to eyes. May be irritating to skin. May be harmful if absorbed through the skin. (Acute toxicity, dermal, category 5) May be irritating to mucous membrane and upper respiratory system. (Specific target organ toxicity, single exposure; Respiratory tract irritation, category 3) May be harmful if inhaled. (Acute toxicity, inhalation, category 5) Harmful if swallowed. (Acute toxicity, oral, category 4) 2.2.3 - Routes of Entry Inhalation, ingestion or skin contact. 2.2.4 - Carcinogenicity