发布时间:2024-05-27 17:49:26 - 更新时间:2024年06月29日 15:22
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This Standard covers dimensioning and tolerancing of electronic packaging as it relates to printed boards and the assembly of printed boards
Acid Etchants
Testing of carrosion. Prestressing steels. Ammonium-tiocianat stress corrosion test
本标准规定了牙科用磷酸酸蚀剂的性能、要求和相应的试验方法。 本标准适用于牙科用磷酸酸蚀剂。牙科用磷酸酸蚀剂是在牙齿充填修复、正畸托槽粘固及防龋材料使用前,对牙齿表面进行酸蚀处理的材料
Dental phosphoric acid etching agent
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来自第117页
来自第82页
来自第77页
来自第185页
SULFURIC ACID INHIBITOR FOR INDUSTRIAL CLEANING
本标准规定了酸化用高浓度盐酸缓蚀剂(代号为CT1-3)的技术要求、试验方法,检验规则及标志、包装、运输和贮存。 本标准适用于油气井酸化处理缓蚀剂CT1-3
来自第193页
本标准规定了核酸扩增检测试剂(盒)[以下简称“试剂(盒)”]的术语和定义、命名和分类、技术要求、试验方法、标识、标签和说明书、包装、运输和贮存等。 本标准适用于核酸扩增检测试剂(盒)的质量控制。核酸扩增检测试剂(盒)应包括核酸提取、核酸扩增及产物分析试剂组份,如核酸扩增检测试剂(盒)内不含有核酸
Nucleic acids amplification test reagents(kits)
MURIATIC ACID INHIBITOR FOR INDUSTRIAL CLEANING
Unified system of corrosion and ageing protection. Inhibitors of acid corrosion. Methods of testing the protective ability during acid pickling of metals
本标准规定了混凝土抗硫酸盐类侵蚀防腐剂的术语和定义、要求、试验方法、检验规则、包装、标志、运输与贮存。 本标准适用于混凝土抗硫酸盐类侵蚀防腐剂
Sulfate corrosion-resistance admixtures for concrete
Zpracovatel: V?zkumn? ústav bezpe?nosti práce — M. Karban Pracovník ??adu pro normalizaci a mě?ení — Ing. J. Luke?ov
Protective cloíhing agriiiils acid, lye and other caustic agents. Basic íunctiona] requirements
本标准规定了酸性油气田用缓蚀剂性能的实验室评价方法。 本标准适用于含硫化氢、二氧化碳油气田用缓蚀剂性能的实验室评价,其他油气田用缓蚀剂性能的实验室评价也可参照执行
Laboratory evaluation methods for performance of corrosion inhibitors used in sour oil and gas fields
Fertilizers and soils conditioners. Solubilizing of calcium and magnesium by hydrochloric attack.
Specifies a method for testing the resistance of raw optical glasses and a classification of optical glasses according to the aqueous alkaline
Raw optical glass; resistance to attack by aqueous alkaline phosphate-containing detergent solutions at 50 °C; testing and classification
이 규격은 50℃에서 수성 알칼리 인산염을 포함한 세척액의 부식에 대한 광학 유리 원재료의
Raw optical glass-Resistance to attack by aqueous alkaline phosphate- containing detergent solutions at 50 ℃-Testing and classification
Raw optical glass-Resistance to attack by aqueous alkaline phosphate- containing detergent solutions at 50 ℃-Testing and classification
Raw optical glass-Resistance to attack by aqueous alkaline phosphate- containing detergent solutions at 50 ℃-Testing and classification
本标准规定了紫外分光光度法测定亚硝酸钠的方法概述、仪器操作、标准曲线的绘制、水样测定及允许误差。 本标准适用于内燃机车冷却水及工业循环冷却水中亚硝酸钠的分折
Corrosion inhibitor—Volatile corrosion inhibitor
ETCHING PRIMER
This specification covers two types of two-component, epoxy, chemical and solvent resistant primer coatings formulated primarily for spray
Primer Coating; Epoxy, Chemical and Solvent Resistant Non-Chromated, Corrosion Preventive