Specially controlled hazardous chemicals are highly inherently hazardous with large circulation, which may pose a high safety risk of accidents and cause serious consequences, which need special control. According to the “Inventory of Specially Controlled Hazardous Chemicals”, hazardous chemicals can be classified as “explosive chemicals”, “toxic chemicals (including toxic gases, volatile toxic liquids, and solid highly toxic chemicals)”, “flammable gases”, and “flammable liquids”. The first edition of this inventory contains 20 specially controlled hazardous chemicals. This inventory is not applicable to reagent products essential for scientific experiments. According to the "Regulation on the Administration of Urban Gas", this inventory and special control measures are not applicable to urban gas.
Specially controlled hazardous chemicals transported by water, air, railway and pipeline shall be managed in accordance with relevant laws, administrative regulations and the provisions of the competent departments concerned, and where otherwise provided by laws, administrative regulations and rules, in accordance with their provisions.
Control measures for methanol and ethanol are limited to strengthening transportation management. The sale and purchase of ammonium nitrate shall be managed in accordance with the relevant regulations of civil explosives.
Specific control measures will be conducted from the following aspects:
- Establish an information platform to implement traceability control of life-cycle information, mainly through the introduction of QR code or electronic label;
- Standardize the packaging management, mainly promoting the packaging performance inspection and packaging use identification of hazardous chemicals;
- Strict the access to safety production and the approval of construction projects for special controlled hazardous chemicals;
- Strengthen transportation management by establishing strict waybill management and vehicle dynamic monitoring, with special prior control over the whereabouts of hazardous chemicals.
- Implement stationary storage
management. Specially controlled hazardous chemicals shall be stored in a specific
area in the special warehouse for hazardous chemicals.
Inventory of Specially Controlled Hazardous Chemicals (first edition)
No. | Chinese name | Alias | English name | CAS No. | UN code | Main hazards |
1. Explosive chemicals | ||||||
1 | 硝酸铵[(钝化)改性硝酸铵除外] | 硝铵 | Ammonium nitrate [other than (passivated) modified ammonium nitrate] | 6484-52-2 | 0222 1942 2426 | Will explode when heated sharply; may form explosive mixtures by mixing with reducing agents, organics, etc. |
2 | 硝化纤维素(包括属于易燃固体的硝化纤维素) | 硝化棉 | Nitrocellulose | 9004-70-0 | 0340 0341 0342 0343 2555 2556 2557 | Can conduct spontaneous combustion when dry; may burn and explode when exposed to high heat and sparks |
3 | 氯酸钾 | 白药粉 | Potassium chlorate | 3811-04-9 | 1485 | Strong oxidizer, may form explosive mixtures by mixing with reducing agents, organics, flammable substances, metal powders, etc. |
4 | 氯酸钠 | 氯酸鲁达、氯酸碱、白药钠 | Sodium chlorate | 7775-09-9 | 1495 | Strong oxidizer, may form explosive mixtures by mixing with reducing agents, organics, flammable substances, metal powders, etc. |
2. Toxic chemicals (including toxic gases, volatile toxic liquids, and solid highly toxic chemicals) | ||||||
5 | 氯 | 液氯、氯气 | Chlorine | 7782-50-5 | 1017 | Highly toxic gas, lethal if inhaled |
6 | 氨 | 液氨、氨气 | Ammonia | 7664-41-7 | 1005 | Toxic gas, will cause toxic emphysema if inhaled; can form explosive mixtures with air |
7 | 异氰酸甲酯 | 甲基异氰酸酯 | Methyl isocyanate | 624-83-9 | 2480 | Highly toxic liquid, lethal if inhaled its vapour; highly flammable liquid; its vapour can form explosive mixtures with air |
8 | 硫酸二甲酯 | 硫酸甲酯 | Dimethyl sulfate | 77-78-1 | 1595 | Toxic liquid, lethal if inhaled its vapour; combustible |
9 | 氰化钠 | 山奈、山奈钠 | Sodium cyanide | 143-33-9 | 1689 3414 | Highly toxic, will produce highly toxic and flammable hydrogen cyanide gas in contact with acid |
10 | 氰化钾 | 山奈钾 | Potassium cyanide | 151-50-8 | 1680 3413 | Highly toxic, will produce highly toxic and flammable hydrogen cyanide gas in contact with acid |
3. Flammable gases | ||||||
11 | 液化石油气 | LPG | Liquefied petroleum gas | 68476-85-7 | 1075 | Flammable gas, can form explosive mixture with air |
12 | 液化天然气 | LNG | Liquefied natural gas | 8006-14-2 | 1972 | Flammable gas, can form explosive mixture with air |
13 | 环氧乙烷 | 氧化乙烯 | Ethylene oxide | 75-21-8 | 1040 | Flammable gas, can form explosive mixture with air; will decompose violently when heated, presenting a fire and explosion hazard |
14 | 氯乙烯 | 乙烯基氯 | Vinyl chloride | 75-01-4 | 1086 | Flammable gas, can form explosive mixture with air; easy to occur dangerous polyreaction at fire temperature |
15 | 二甲醚 | 甲醚 | Dimethyl ether | 115-10-6 | 1033 | Flammable gas, can form explosive mixture with air |
4. Flammable liquids | ||||||
16 | 汽油(包括甲醇汽油、乙醇汽油) | Petroleum ether (including methanol gasoline and ethanol gasoline) | 86290-81-5 | 1203 3475 | Extremely flammable liquid, its vapour can form explosive mixtures with air | |
17 | 1,2-环氧丙烷 | 氧化丙烯Propylene oxide | 75-56-9 | 75-56-9 | 1280 | Extremely flammable liquid, its vapour can form explosive mixtures with air |
18 | 二硫化碳 | Carbon disulfide | 75-15-0 | 1131 | Extremely flammable liquid, its vapour can form explosive mixtures with air; toxic liquid | |
19 | 甲醇 | 木醇、木精 | Methanol | 67-56-1 | 1230 | Highly flammable liquid, its vapour can form explosive mixtures with air; toxic liquid |
20 | 乙醇 | 酒精 | Ethanol | 64-17-5 | 1170 | Highly flammable liquid, its vapour can form explosive mixtures with air |
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