SDS Vault Safety Data Sheet Reference

Sodium Chlorate (Weed Killer)

CAS: 7775-09-9 Category: Pesticides ⚠ DANGER
Also known as: NaClO3, Chlorate of soda, Weed killer

Quick Facts

CAS Number7775-09-9
Signal WordDANGER
GHS Hazard Classesoxidizing, harmful, environmental
NFPA RatingHealth: 2 / Flammability: 0 / Reactivity: 2 / Special: OX
Common NamesNaClO3, Chlorate of soda, Weed killer
PubChem CID516902

Hazard Summary

⚠ DANGER: Oxidizing non-selective herbicide. Contact with organic materials or reducing agents can cause fire or explosion. Toxic to aquatic organisms. Ingestion causes methemoglobinemia and kidney damage.

GHS Hazard Pictograms

🔆 Oxidizer ⚠ Harmful/Irritant 🌊 Environmental

Hazard Statements (H-codes)

H271 – May cause fire or explosion; strong oxidizer
H302 – Harmful if swallowed
H400 – Very toxic to aquatic life
H410 – Very toxic with long lasting effects

Precautionary Statements (P-codes)

P210 – Keep away from combustibles and heat
P220 – Keep away from clothing and organic materials
P273 – Avoid release to environment
P301+P312 – IF SWALLOWED: Call Poison Control

First Aid Measures (Section 4)

👁 Eye Contact
Flush with water for 15 minutes. Seek medical attention.
🖐 Skin Contact
Flush with water. Remove contaminated clothing.
🫁 Inhalation
Move to fresh air. Seek medical attention if symptoms develop.
🫦 Ingestion
Call 911 and Poison Control (1-800-222-1222) immediately. Methemoglobinemia requires emergency treatment.

Storage & Handling

🔒 Storage & Handling: Away from all organic materials, reducing agents, and combustibles. Cool, dry, well-ventilated area. Secondary containment.

PPE Requirements

Chemical goggles
Nitrile gloves
Chemical-resistant apron
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