GOST 30554-1998 Hydrochloric acid for industrial use Determination of sulphated ash by gravimetric method《工业盐酸 重量法测定硫酸灰》.pdf

相关资源

TCVN 1556-1997 Technical hydrochloric acid《工业盐酸》.pdf

HG T 3736-2004 工业盐酸羟胺.pdf

HG T 3736-2013 工业盐酸羟胺.pdf

DL 422.2-1991 工业盐酸含量的测定.容量法.pdf

DL 422.2-1991 工业盐酸含量的测定——容量法.pdf

DL 422.3-1991 工业盐酸中铁含量的测定.邻菲罗啉光度法.pdf

DL 422.3-1991 工业盐酸中铁含量的测定——邻菲罗啉分光光度法.pdf

DL 422.4-1991 工业盐酸中硫酸盐含量的测定.铬酸钡光度法.pdf

DL 422.4-1991 工业盐酸中硫酸盐含量的测定——铬酸钡分光光度法.pdf

猜你喜欢

BS 4521-4-1975 Specification for railway turnouts for private users - Heavy grade turnouts over which British Railways locomotives do not operate for axle loads which may exceed 25.pdf

BS 4522-1988 Method for determination of absolute density at 20 C of liquid chemical products for industrial use《工业用液态化工产品在20℃时绝对浓度的测定方法》.pdf

BS 4524-1983 Method for determination of residue on evaporation on a water bath《水浴室蒸发残余物的测定方法》.pdf

BS 4531-1986 Specification for portable and mobile troughed belt conveyors《轻便式和移动式槽形皮带输送机规范》.pdf

BS 4533-102 1-1990 Luminaires - Particular requirements - Specification for fixed general purpose luminaires《灯具 第102部分 专门要求 第1节 通用固定式灯具规范》.pdf

BS 4533-102 17-1990 Luminaires - Particular requirements - Specification for luminaires for stage lighting television film and photographic studios (outside and indoor)《灯具 第102部分 专.pdf

BS 4533-102 19-1990 Luminaires - Particular requirements - Specification for air-handling luminaires (safety requirements)《灯具 第102部分 专门要求 第19节 空气调节灯具(安全要求)规范》.pdf

BS 4533-102 9-1990 Luminaires - Particular requirements - Specification for photo and film luminaires (non-professional)《灯具 专门要求 第102 9部分 摄影照明灯规范》.pdf

BS 4542-1970 Method for determination of loss tangent and permittivity of electrical insulating materials in sheet form (Lynch method)《薄型电绝缘材料损耗角正切值和介电常数的测定方法(楞氏法)》.pdf