GHS Classification Result
PHYSICAL HAZARDS
HEALTH HAZARDS
ENVIRONMENTAL HAZARDS
NOTE:
Reference：
Chemical Name：Ethyne
CAS：74-86-2
Result：
| ID: | 1400 |
| Classifier: | Inter-ministerial Committee on GHS |
| Year Classified: | FY2006 |
| Reference Manual: | GHS Classification Manual （10 Feb, 2006） |
PHYSICAL HAZARDS
| Hazard class | Classification | Symbol | Signal word | Hazard statement | Precautionary statement | Rationale for the classification | |
|---|---|---|---|---|---|---|---|
| 1 | Explosives | Not applicable | - | - | - | - | Gas (GHS definition) |
| 2 | Flammable gases （including chemically unstable gases） | Category 1 |
|
Danger | H220: Extremely flammable gas |
P210: Keep away from heat/sparks/open flames/hot surfaces. - No smoking. P377: Leaking gas fire: Do not extinguish, unless leak can be stopped safely. P381: Eliminate all ignition sources if safe to do so. P403: Store in a well-ventilated place. |
Ignitable when in a mixture of 13% or less by volume in air. UNRTDG Class: 2.1 |
| 3 | Aerosols | Not applicable | - | - | - | - | Not aerosol products |
| 4 | Oxidizing gases | Not classified | - | - | - | - | The substance is a reducing agent (ICSC(J), 2003). UNRTDG Class: 2.1 |
| 5 | Gases under pressure | Dissolved gas |
|
Warning | H280: Contains gas under pressure; may explode if heated | P410+P403: Protect from sunlight. Store in a well-ventilated place. | Gas compressed and dissolved in the liquid phase solvent. (ICSC(J), 2003) |
| 6 | Flammable liquids | Not applicable | - | - | - | - | Gas (GHS definition) |
| 7 | Flammable solids | Not applicable | - | - | - | - | Gas (GHS definition) |
| 8 | Self-reactive substances and mixtures | Not applicable | - | - | - | - | Gas (GHS definition) |
| 9 | Pyrophoric liquids | Not applicable | - | - | - | - | Gas (GHS definition) |
| 10 | Pyrophoric solids | Not applicable | - | - | - | - | Gas (GHS definition) |
| 11 | Self-heating substances and mixtures | Not applicable | - | - | - | - | Gas (GHS definition) |
| 12 | Substances and mixtures which, in contact with water, emit flammable gases | Not applicable | - | - | - | - | Gas (GHS definition) |
| 13 | Oxidizing liquids | Not applicable | - | - | - | - | Gas (GHS definition) |
| 14 | Oxidizing solids | Not applicable | - | - | - | - | Gas (GHS definition) |
| 15 | Organic peroxides | Not applicable | - | - | - | - | Gas (GHS definition) |
| 16 | Corrosive to metals | Not classified | - | - | - | - | UNRTDG Class: 2.1 |
| Hazard class | Classification | Symbol | Signal word | Hazard statement | Precautionary statement | Rationale for the classification | |
|---|---|---|---|---|---|---|---|
| 1 | Acute toxicity （Oral） | Not applicable | - | - | - | - | Gas (GHS definition) |
| 1 | Acute toxicity （Dermal） | Not applicable | - | - | - | - | Gas (GHS definition) |
| 1 | Acute toxicity （Inhalation: Gases） | Not classified | - | - | - | - | It was considered as the outside of Category based on the description that it was nontoxic to humans below 25000ppm (PATTY, 4th (1994)). |
| 1 | Acute toxicity （Inhalation: Vapours） | Not applicable | - | - | - | - | Gas (GHS definition) |
| 1 | Acute toxicity （Inhalation: Dusts and mists） | Not applicable | - | - | - | - | Gas (GHS definition) |
| 2 | Skin corrosion/irritation | Classification not possible | - | - | - | - | No data available |
| 3 | Serious eye damage/eye irritation | Classification not possible | - | - | - | - | No data available |
| 4 | Respiratory sensitization | Classification not possible | - | - | - | - | No data available |
| 4 | Skin sensitization | Classification not possible | - | - | - | - | No data available |
| 5 | Germ cell mutagenicity | Classification not possible | - | - | - | - | Classification not possible due to lack of data |
| 6 | Carcinogenicity | Classification not possible | - | - | - | - | No data available |
| 7 | Reproductive toxicity | Classification not possible | - | - | - | - | No data available |
| 8 | Specific target organ toxicity - Single exposure | Category 3 （Narcotic effects） |
|
Warning | H336: May cause drowsiness or dizziness (narcotic effects) |
P304+P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing. P403+P233: Store in a well-ventilated place. Keep container tightly closed. P261: Avoid breathing dust/fume/gas/mist/vapours/spray. P271: Use only outdoors or in a well-ventilated area. P312: Call a POISON CENTER or doctor/physician if you feel unwell. P405: Store locked up. P501: Dispose of contents/container to ... |
It was considered as Category 3 (anesthetic actions) from description in ACGIH (7th, 2001) and PATTY (4th, 1994) that an anesthetic action is indicated at the high concentrations . |
| 9 | Specific target organ toxicity - Repeated exposure | Classification not possible | - | - | - | - | No data available |
| 10 | Aspiration hazard | Not applicable | - | - | - | - | Gas (GHS definition) |
| Hazard class | Classification | Symbol | Signal word | Hazard statement | Precautionary statement | Rationale for the classification | |
|---|---|---|---|---|---|---|---|
| 11 | Hazardous to the aquatic environment （Acute） | Classification not possible | - | - | - | - | Insufficient data available. |
| 11 | Hazardous to the aquatic environment （Long-term） | Classification not possible | - | - | - | - | Classification not possible due to lack of data |
NOTE:
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* Classification was conducted by relevant Japanese Ministries in accordance with GHS Classification Guidance for the Japanese Government, and is intended to provide a reference for preparing GHS labelling and SDS for users. * This is a provisional English translation of classification results and is subject to revision without notice. * The responsibility for any resulting GHS labelling and SDS referenced from this site is with users. |
Reference：
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Reference Manual |
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Definitions / Abbreviations |
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Model SDS by MHLW |
MHLW Website （in Japanese Only） |