[HG 2557-1994] 钙镁磷肥[已作废]
发布时间:1994-02-09
实施时间:1994-07-01
|
|
发布时间:1994-02-09
实施时间:1994-07-01
|
|
[SN 20008-1987] 进口化肥检验方法(氯离子的测定方法)[已作废]
发布时间:1993-12-01
实施时间:1993-12-01
|
|
发布时间:1993-08-01
实施时间:1993-08-01
|
|
发布时间:1993-03-31
实施时间:1994-10-01
|
|
[GB/T 13256-1991] 工业用尿素硫酸盐含量的测定 目视比浊法[已作废]
发布时间:1992-10-01
实施时间:1992-10-01
|
|
[GB/T 2443-1991] 尿素中缩二脲含量的测定 分光光度法[已作废]
发布时间:1992-10-01
实施时间:1992-10-01
|
|
[GB/T 2444-1991] 尿素中水分的测定 卡尔.费休法[已作废]
发布时间:1992-10-01
实施时间:1992-10-01
|
|
[GB/T 2445-1991] 工业用尿素铁含量的测定 邻菲罗林分光光度法[已作废]
发布时间:1992-10-01
实施时间:1992-10-01
|
|
[GB/T 2446-1991] 工业用尿素碱度的测定 容量法[已作废]
发布时间:1992-10-01
实施时间:1992-10-01
|
|
[GB/T 2441-1991] 尿素总氮含量的测定 蒸馏后滴定法[已作废]
发布时间:1992-10-01
实施时间:1992-10-01
|
|
[GB/T 2447-1991] 工业用尿素水不溶物含量的测定 重量法[已作废]
发布时间:1992-10-01
实施时间:1992-10-01
|
|
[GB/T 2448-1991] 尿素粒度的测定筛分法[已作废]
发布时间:1992-10-01
实施时间:1992-10-01
|
|
[GB 2946-1992] 氯化铵[已作废]
发布时间:1992-06-29
实施时间:1993-05-01
本标准规定了工、农业用氯化铵的技术要求、试验方法、检验规则以及包装、标志、运输和贮存。本标准适用于工..
|
|
[JC 216-1980] 水泥窑灰钾肥[已作废]
发布时间:1992-06-01
实施时间:1992-06-01
|
|
[HG 2321-1992] 磷酸二氢钾[已作废]
发布时间:1992-06-01
实施时间:1992-09-01
|
|
发布时间:1991-11-15
实施时间:1992-07-01
|
|
发布时间:1991-07-17
实施时间:1992-01-01
|
|
发布时间:1991-01-01
实施时间:1992-10-01
本标准规定了工业五硫化二磷的技术要求、试验方法、检验规则以及标志、包装、运输、贮存和安全要求。本标准..
|
|
发布时间:1990-03-01
实施时间:1990-03-01
|
- Hexalobular socket head cap screws
- Energy performance of fenestration systems for residential buildings - Calculation procedure
- Aerospace Series - Cable Outlet Accessories for Circular and Rectangular Electrical and Optical Connectors Part 002: Index of Product Standards
- Aerospace Series - Cable Outlet Accessories for Circular and Rectangular Electrical and Optical Connectors Part 064: Cable Outlet, Style k, Straight, for Heat Shrinkable Boot, Shielded, Sealed, Self-locking for en 2997 - Product Standard
- Welding Consumables - Tubular Cored Electrodes for gas Shielded and Non-gas Shielded Metal arc Welding of Non-alloy and Fine Grain Steels - Classification (iso 17632:2015)
- Slide Fasteners (zips) - Specification
- Railway Applications - Methods for Calculation of Stopping and Slowing Distances and Immobilization Braking Part 2: Step by Step Calculations for Train Sets or Single Vehicles
- Cleanrooms and Associated Controlled Environments Part 1: Classification of air Cleanliness by Particle Concentration (iso 14644-1:2015) & Part 2: Monitoring to Provide Evidence of Cleanroom Performance Related to air Cleanliness by Particle Concentration (iso 14644-2:2015)
- Welding Consumables - Wire Electrodes, Wires and Rods for Welding of Aluminium and Aluminium Alloys - Classification (iso 18273:2015)
- Railway Applications - Brake Discs for Railway Rolling Stock Part 3: Brake Discs, Performance of the Disc and the Friction Couple, Classification