Jones reagent

Sigma-Aldrich Inc

Revision date : 2026-07-17

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GHS03 GHS06 GHS08 GHS05 GHS07 GHS09
Health risk rating 5
Safety risk rating 5
Environmental risk rating 5

Note: Ingredients listed on restricted chemical lists

EC/CAS

7664-93-9

Name of the chemical

sulphuric acid

Concentration

>=10-<=30

EC/CAS

1333-82-0

Name of the chemical

Chromium trioxide

Concentration

>=10-<=30

General Information

Version

6.15

Revision date

2026-07-17

Product name

Jones reagent

1.2.1 Relevant identified uses

Laboratory chemicals, Synthesis of substances

Emergency telephone

800-424-9300, +1-703- 527-3887

Icons in SDS

GHS03 GHS05 GHS06 GHS07 GHS08 GHS09 M004 M010 M011 M017

Company Information

company name

Sigma-Aldrich Inc

GHS Information

Signal word

Danger

Hazard Codes

Hazard statements (CLP)

H271, H290, H301, H312, H314, H317, H330, H334, H335, H340, H350, H361, H372, H410

Hazard statements

Code

Statements

H271

May cause fire or explosion; strong oxidiser

Section 2

SECTION 2: Hazards identification

Long term hazards

Category 1 aquatic hazard

Other hazards

None known

Signal word

Danger

Hazard statements

H271 May cause fire or explosion; strong oxidizer. H290 May be corrosive to metals. H301 Toxic if swallowed. H312 Harmful in contact with skin. H314 Causes severe skin burns and eye damage. H317 May cause an allergic skin reaction. H330 Fatal if inhaled. H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled. H335 May cause respiratory irritation. H340 May cause genetic defects. H350 May cause cancer. H361 Suspected of damaging fertility or the unborn child. H372 Causes damage to organs through prolonged or repeated exposure if inhaled. H410 Very toxic to aquatic life with long lasting effects.

Prevention

P201 Obtain special instructions before use. P202 Do not handle until all safety precautions have been read and understood. P210 Keep away from heat. P220 Keep/ Store away from clothing/ combustible materials. P221 Take any precaution to avoid mixing with combustibles. P234 Keep only in original container. P260 Do not breathe mist or vapours. P264 Wash skin thoroughly after handling. P270 Do not eat, drink or smoke when using this product. P271 Use only outdoors or in a well-ventilated area. P272 Contaminated work clothing must not be allowed out of the workplace. P273 Avoid release to the environment. P280 Wear protective gloves/ protective clothing/ eye protection/ face protection. P283 Wear fire/ flame resistant/ retardant clothing. P284 Wear respiratory protection.

Response

P301 + P310 + P330 IF SWALLOWED: Immediately call a POISON CENTER/ doctor. Rinse mouth. P301 + P330 + P331 IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. P303 + P361 + P353 IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water/ shower. P304 + P340 + P310 IF INHALED: Remove person to fresh air and keep comfortable for breathing. Immediately call a POISON CENTER/ doctor. P305 + P351 + P338 + P310 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/ doctor. P306 + P360 IF ON CLOTHING: rinse immediately contaminated clothing and skin with plenty of water before removing clothes. P308 + P313 IF exposed or concerned: Get medical advice/ attention. P333 + P313 If skin irritation or rash occurs: Get medical advice/ attention. P342 + P311 If experiencing respiratory symptoms: Call a POISON CENTER/ doctor. P363 Wash contaminated clothing before reuse. P370 + P378 In case of fire: Use dry sand, dry chemical or alcohol-resistant foam to extinguish. P371 + P380 + P375 In case of major fire and large quantities: Evacuate area. Fight fire remotely due to the risk of explosion. P390 Absorb spillage to prevent material damage. P391 Collect spillage.

Storage

P403 + P233 Store in a well-ventilated place. Keep container tightly closed. P405 Store locked up. P406 Store in corrosive resistant container with a resistant inner liner.

Disposal

P501 Dispose of contents/ container to an approved waste disposal plant.

2.1 Classification of the substance or mixture

(29 CFR 1910.1200) Hazards for the product as supplied Oxidizing liquids : Category 1 Corrosive to metals : Category 1 Acute toxicity (Oral) : Category 3 Acute toxicity : Category 2 (Inhalation) Acute toxicity (Dermal) : Category 4 Skin corrosion : Category 1A Serious eye damage : Category 1 Respiratory sensitisation : Category 1 Skin sensitisation : Category 1 Germ cell mutagenicity : Category 1B Carcinogenicity : Category 1A Reproductive toxicity : Category 2 Specific target organ : Category 3 (Respiratory system) toxicity - single exposure Specific target organ : Category 1 toxicity - repeated exposure (Inhalation) Short-term (acute) : Category 1 aquatic hazard Long-term (chronic) : Category 1 aquatic hazard Other hazards

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