Hydrogen chloride solution 4.0 M in dioxane

Merck Life Science Pty Ltd

Revision date : 2026-07-14

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GHS02 GHS08 GHS05 GHS07
Health risk rating 5
Safety risk rating 5
Environmental risk rating 1

Note: Ingredients listed on restricted chemical lists

EC/CAS

7647-01-0

Name of the chemical

Hydrochloric acid

Concentration

N/A

EC/CAS

123-91-1

Name of the chemical

1,4-Dioxane

Concentration

>=60-<=100

General Information

Version

6.11

Revision date

2026-07-14

Product name

Hydrogen chloride solution 4.0 M in dioxane

CAS No.

7647-01-0

1.2.1 Relevant identified uses

For R&D use only. Not for pharmaceutical, household or other uses

Emergency telephone

+61 2 9037 2994

Icons in SDS

GHS02 GHS05 GHS07 GHS08 M004 M009 M010 M011 M017

Company Information

company name

Merck Life Science Pty Ltd

e-mail address of the competent person responsible for the Safety Data Sheet

customersupport.anz@merckgroup.com

GHS Information

Signal word

Danger

Hazard Codes

Hazard statements (CLP)

H225, H290, H315, H319, H335, H350

Hazard statements

Code

Statements

H225

Highly Flammable liquid and vapour

Section 2

SECTION 2: Hazards identification

GHS Classification Flammable liquids Category 2 Corrosive to metals Category 1 Skin corrosion/irritation Category 2 Serious eye damage/eye Category 2A irritation Carcinogenicity Category 1B Specific target organ tox- icity - single exposure Category 3 (Respiratory system)

Signal word

Danger

Hazard statements

H225 Highly flammable liquid and vapour. H290 May be corrosive to metals. H315 Causes skin irritation. H319 Causes serious eye irritation. H335 May cause respiratory irritation. H350 May cause cancer.

Supplemental label elements

AUH019 May form explosive peroxides.

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, hot surfaces, sparks, open flames and other ignition sources. No smoking. P233 Keep container tightly closed. P234 Keep only in original packaging. P240 Ground and bond container and receiving equip- ment. P241 Use explosion-proof electrical/ ventilating/ light- ing equipment. P242 Use non-sparking tools. P243 Take action to prevent static discharges. P261 Avoid breathing mist or vapours. P264 Wash skin thoroughly after handling. P271 Use only outdoors or in a well-ventilated area. P280 Wear protective gloves/ protective clothing/ eye protection/ face protection.

Response

P303 + P361 + P353 IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water. P304 + P340 + P312 IF INHALED: Remove person to fresh air and keep comfortable for breathing. Call a POISON CENTER/ doctor if you feel unwell. 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. P332 + P313 If skin irritation occurs: Get medical ad- vice/ attention. P337 + P313 If eye irritation persists: Get medical ad- P362 + P364 Take off contaminated clothing and wash it before reuse. P370 + P378 In case of fire: Use dry sand, dry chemi- cal or alcohol-resistant foam to extinguish. P390 Absorb spillage to prevent material damage.

Storage

P403 + P233 Store in a well-ventilated place. Keep container tightly closed. P403 + P235 Store in a well-ventilated place. Keep cool. P405 Store locked up. P406 Store in a corrosion resistant container with a resistant inner liner.

Disposal

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

Other hazards which do not result in classification

None known.

2.1 Classification of the substance or mixture

Flammable liquids : Category 2 Corrosive to metals : Category 1 Skin corrosion/irritation : Category 2 Serious eye damage/eye : Category 2A irritation Carcinogenicity : Category 1B Specific target organ tox- : Category 3 (Respiratory system) icity - single exposure

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