GB/T 19306-2003 in English

Standard Overview

GB 19306—2003 Industrial Sodium Cyanide is an important standard for industrial sodium cyanide products in China, applicable to sodium cyanide in solid and solution forms. The standard specifies the product's quality requirements, test methods, inspection rules, and technical details such as packaging, transportation and storage.

Test methods

The standard specifies a variety of analytical methods, including:

• Silver nitrate method is used to determine the sodium cyanide content.
• Nickel nitrate method is an alternative method suitable for specific scenarios.
• The determination of sodium hydroxide and sodium carbonate adopts the method of masking cyanide ions.

Quality Control and Safety Precautions

Since sodium cyanide is a highly toxic substance, the standard specifically emphasizes the following safety measures:

• Operators must wear protective equipment.
• Laboratory waste liquid must be handled in accordance with Appendix A to prevent environmental pollution.
• Storage facilities must be dedicated to avoid contact with acids, nitrates, etc.

Implementation Recommendations

To ensure product quality and safety, it is recommended that:

1. Conduct quality inspections in strict accordance with the standards.
2. Establish a complete safety operating procedure.
3. Regularly inspect storage and transportation equipment.
4. Train employees to master emergency response measures.