HG/T 5251-2017 《Textile dyeing and finishing auxiliaries - Determination of ammonia nitrogen》 Related products

This standard specifies a general method for the determination of ammonia nitrogen content in Spinning & weaving dyeing and finishing aids by using the ammonia Gas sensing electrode method. The standard is suitable for the rapid and accurate determination of ammonia nitrogen content in various types of Spinning & weaving dyeing and finishing aids to ensure that the product meets the relevant mass standards. The standard details the necessary terms and definitions, as well as applicable normative reference documents, providing users with operating instructions and technical support.