DIN 38405-21-1990 德国检验水、废水和污泥的标准方法.阴离子(D组).第21部分:采用光谱测定法对溶解硅酸盐的测定(D21)

上一篇: DIN ISO 4221-1990 空气质量.环境空气中二氧化硫质量浓度的测定.钍试剂分光光度测定法
下一篇: DIN 45635-1002-1990 机器噪声测量.空气载声测量.包面和特殊混响室法.家用及类似用途电器设备.带强制对流的服装业加热器的特殊要求

Product Code:SAE J1990
Title:Recovery and Recycle Equipment for Mobile Automotive Air-Conditioning Systems
Issuing Committee:Interior Climate Control Committee
Scope:The purpose of this SAE Standard is to provide equipment specifications for CFC-12 (R-12) recycling equipment. This information applies to equipment used to service automobiles, light trucks, and other vehicles with similar CFC-12 (R-12) air-conditioning (A/C) systems. Systems used on mobile vehicles for refrigerating cargo that have hermetically sealed systems are not covered in this document. The equipment in this document is intended for use with refrigerant that has been directly removed from, and intended to be returned to, a mobile A/C system. Should other revisions due to operational or technical requirements occur, this document may be amended.Product Code:SAE AMSDTL22499/1
Title:Shim Stock, Laminated, Aluminum Alloy
Issuing Committee:Ams D Nonferrous Alloys Committee
Scope:No scope available.