HG/T 4231-2011
Abolished4-Aminodiphenylamine
4-氨基二苯胺
Catalogue
前言 → 1 范围 → 2 规范性引用文件 → 3 要求 → 4 试验方法 → 5 检验规则 → 6 标志、包装、运输和贮存 → 7 安全 Foreword → 1 Scope → 2 Normative References → 3 Requirements → 4 Test Methods → 5 Inspection Rules → 6 Marking, Packaging, Transport and Storage → 7 Safety
Scope
This standard specifies the requirements, test methods, inspection rules, as well as marking, packaging, transport, storage and safety for 4-aminodiphenylamine. This standard applies to 4-aminodiphenylamine produced by condensation and reduction of nitrobenzene or p-nitrochlorobenzene with aniline.
本标准规定了4-氨基二苯胺的要求、试验方法、检验规则以及标志、包装、运输、贮存和安全。本标准适用于以硝基苯或对硝基氯化苯和苯胺经缩合还原制成的4-氨基二苯胺。
Normative References
Keywords
Application Summary AI generated
Manufacturers and quality inspection departments of rubber antioxidants use this standard to test the quality of 4-aminodiphenylamine products, ensuring that purity, crystallization point and other indicators meet requirements. This standard provides a unified technical specification for the rubber auxiliary industry, helping to ensure the performance and safety of downstream rubber products.
橡胶防老剂生产企业和质检部门使用本标准来检测4-氨基二苯胺产品的质量，确保其纯度、结晶点等指标符合要求。该标准为橡胶助剂行业提供了统一的技术规范，有助于保障下游橡胶制品的性能和安全性。
AI Summary AI generated
This standard specifies the technical requirements, test methods, inspection rules, marking, packaging, transport, storage and safety for 4-aminodiphenylamine. It applies to the product obtained by condensation and reduction of nitrobenzene or p-nitrochlorobenzene with aniline. Key technical indicators include appearance, crystallization point, heating loss, ash content and purity (by gas chromatography). The standard references multiple national and industry standards, details sampling, inspection and re-inspection procedures, and specifies packaging, transport, storage conditions and safety precautions.
本标准规定了4-氨基二苯胺的技术要求、试验方法、检验规则及标志、包装、运输、贮存和安全要求。适用于由硝基苯或对硝基氯化苯与苯胺缩合还原制得的产品。主要技术指标包括外观、结晶点、加热减量、灰分和纯度（气相色谱法）。标准引用了多项国家和行业标准，对采样、检验、复检等流程做了详细规定，并明确了产品的包装、运输和贮存条件，以及安全注意事项。
Key Sentences extracted from text
本标准规定了4-氨基二苯胺的要求、试验方法、检验规则以及标志、包装、运输、贮存和安全。
本标准适用于以硝基苯或对硝基氯化苯和苯胺经缩合还原制成的4-氨基二苯胺。
4-氨基二苯胺的技术要求和相应的试验方法应符合表1的规定。
两次平行测定结果的差值不大于0.5℃，取其算术平均值作为测定结果。
4-氨基二苯胺的纯度以质量分数W计，数值以%表示，按式(1)计算。
This standard specifies the requirements, test methods, inspection rules, as well as marking, packaging, transport, storage and safety for 4-aminodiphenylamine.
This standard applies to 4-aminodiphenylamine produced by condensation and reduction of nitrobenzene or p-nitrochlorobenzene with aniline.
The technical requirements and corresponding test methods for 4-aminodiphenylamine shall comply with the provisions of Table 1.
The difference between two parallel determination results shall not be greater than 0.5°C, and the arithmetic mean shall be taken as the determination result.
The purity of 4-aminodiphenylamine is expressed as mass fraction W, with the value in %, calculated according to formula (1).