Note: Ingredients listed on restricted chemical lists
EC/CAS
7681-57-4
Name of the chemical
Sodium metabisulfite
Concentration
N/A
General Information
Product name
TN (Total Nitrogen) Reagent A
Chemical name
Disulfurous acid, disodium salt
CAS No.
7681-57-4
1.2.1 Relevant identified uses
Laboratory Use _____________________________________________________________________________
Emergency telephone
(Medical and Transportation
Icons in SDS
Company Information
company name
Hach Company
GHS Information
Signal word
Danger
Section 2
Hazard categories
Acute Toxicity Acute Tox. 4-Orl Serious Eye Damage/Eye Irritation Eye Dam. 1 Acute Toxicity Acute Tox. 4-Inh . Hazardous to the Aquatic Environment Aquatic Chronic 3 Respiratory or Skin Sensitization Resp Sens.1 Skin Corrosion/Irritation: Skin Irrit. 2
2.2 Label elements
DANGER
Hazard statements
Harmful if swallowed. Causes serious eye damage. . Causes skin irritation. Harmful if inhaled Harmful to aquatic life with long lasting effects. May cause allergy or asthma symptoms or breathing difficulties if inhaled. Contact with acids liberates toxic gas.
Precautionary statements
Wear protective gloves / protective clothing / eye protection / face protection. IF IN EYES Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Immediately call a POISON CENTER or doctor/physician. IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell. Rinse mouth. HMIS: Health: 3 Flammability: 0 Reactivity: 1 Protective Equipment: X - See protective equipment, Section 8. NFPA: Health: 3 Flammability: 0 Reactivity: 1
Hazard pictograms
Not applicable
HMIS® ratings
Class D, Division 2, Subdivision A - Very toxic materials (other toxic effects) Class D, Division 2, Subdivision B - Toxic material (other toxic effects) WHMIS Symbols: Other Toxic Effects
