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What does the chemical safety label CNNO stand for?
CNNO refers to the quantity of dangerous goods in China. Chemicals and their main components are common names, molecular formulas, chemical components and Chinese and English components, UN dangerous goods numbers and (denoted by UNNO and CNNO respectively), and signs (using the symbols specified in the UN Recommendations on the Transport of Dangerous Goods and GB 13690).

The safety label of dangerous chemicals refers to the label attached to the chemical package provided by the production and sales units when dangerous chemicals are circulating in the market. It is the carrier to convey safety information to the operator. It uses easy-to-understand words and figures to express the dangerous characteristics of chemicals and the precautions for safe disposal, and warns operators to operate and dispose safely.

Matters needing attention in using extended information China dangerous goods number

The marking of 1. logo can be completed by pasting, nailing and spraying.

2. The position of the sign is specified as follows: the box-shaped package is located in an obvious position on the end face or side face of the package; Packages and bundles are packed in obvious places; Barrel: located on the barrel body or lid; Containers and cargo groups need to be pasted on all sides.

3. Each dangerous goods package should be labeled according to its category. However, if the substance or article still has other dangerous characteristics, in addition to pasting this kind of sign as the main sign, the sign indicating other dangers should also be pasted as the sub-sign, and the lower corner of the sub-sign graph should not be marked with the dangerous goods category number.

4, storage and transportation of all kinds of dangerous goods to distinguish the nature, its logo should be eye-catching, should press GB? 6944、GB? 12268 and the specific measures for the safe transportation management of dangerous goods stipulated by the relevant national transportation authorities shall be implemented, and the signs of export goods shall be handled in accordance with the relevant international conventions (rules) implemented in China.

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