|
[GB/T 14581-1993] 水质 湖泊和水库采样技术指导[现行]
发布时间：1993-08-30
实施时间：1994-04-01
本标准规定了湖泊和水库采样方案设计、采样技术、样品保存和处理的详细原则。本标准不包括微生物检验的采样..
|
|
|
[GB 12997-1991] 水质 采样方案设计技术规定[已作废]
发布时间：1991-01-25
实施时间：1992-03-01
本标准规定了水(包括底部沉积物和污泥)的质量控制、质量表征、污染物鉴别采样方案的原则。
|
|
|
[GB 12998-1991] 水质 采样技术指导[已废止]
发布时间：1991-01-25
实施时间：1992-03-01
本标准是采样技术的基本原则指导，不包括详细的采样步骤。本标准适用于开阔河流、封闭管道、开阔水体、底部..
|
|
|
[GB/T 12999-1991] 水质采样 样品的保存和管理技术规定[已废止]
发布时间：1991-01-25
实施时间：1992-03-01
本标准适用于天然水、生活污水及工业废水等，当所采集的水样（瞬时样或混合样）不能立即在现场分析，必须送..
|
推荐阅读
- 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
检索历史
- 暂无搜索记录
浏览历史
