登录 EN
首页 / 标准检索

标准检索

共找到 26,879 项标准,第 711 / 1344 页

ISO 21406:2020
Tourism and related services — Yacht harbours — Essential requirements for luxury harbours
现行 ICS 03 社会学、服务、公司(企业)的组织… 2020 20 页 ¥1
ISO 21413:2005
Manual methods for the measurement of a groundwater level in a well
现行 ICS 07 数学、自然科学 2005 30 页 ¥2
ISO 21415-1:2006
Wheat and wheat flour — Gluten content — Part 1: Determination of wet gluten by a manual method
现行 ICS 67 食品技术 2006 9 页 ¥1
ISO 21415-2:2015
Wheat and wheat flour — Gluten content — Part 2: Determination of wet gluten and gluten index by mechanical means
现行 ICS 67 食品技术 2015 15 页 ¥1
ISO 21415-3:2006
Wheat and wheat flour — Gluten content — Part 3: Determination of dry gluten from wet gluten by an oven drying method
现行 ICS 67 食品技术 2006 6 页 ¥1
ISO 21415-4:2006
Wheat and wheat flour — Gluten content — Part 4: Determination of dry gluten from wet gluten by a rapid drying method
现行 ICS 67 食品技术 2006 6 页 ¥1
ISO 21416:2019
Recreational diving services — Requirements and guidance on environmentally sustainable practices in recreational diving
现行 ICS 13 环保、保健和安全 2019 8 页 ¥1
ISO 21417:2019
Recreational diving services — Requirements for training on environmental awareness for recreational divers
现行 ICS 13 环保、保健和安全 2019 7 页 ¥1
ISO 21420:2020/Amd 1:2022
Protective gloves — General requirements and test methods — Amendment 1
现行 ICS 13 环保、保健和安全 2020 5 页 ¥1
ISO 21422:2018
Milk, milk products, infant formula and adult nutritionals — Determination of chloride — Potentiometric titration method
现行 ICS 67 食品技术 2018 16 页 ¥1
ISO 21424:2018
Milk, milk products, infant formula and adult nutritionals — Determination of minerals and trace elements — Inductively coupled plasma mass spectrometry (ICP-MS) method
现行 ICS 67 食品技术 2018 31 页 ¥2
ISO 21426:2018
Tourism and related services — Medical spas — Service requirements
现行 ICS 03 社会学、服务、公司(企业)的组织… 2018 29 页 ¥2
ISO 21427-1:2006
Water quality — Evaluation of genotoxicity by measurement of the induction of micronuclei — Part 1: Evaluation of genotoxicity using amphibian larvae
现行 ICS 13 环保、保健和安全 2006 15 页 ¥1
ISO 21427-2:2006/Cor 1:2009
Water quality — Evaluation of genotoxicity by measurement of the induction of micronuclei — Part 2: Mixed population method using the cell line V79 — Technical Corrigendum 1
现行 ICS 13 环保、保健和安全 2006 1 页 ¥1
ISO 21432:2019
Non-destructive testing — Standard test method for determining residual stresses by neutron diffraction
现行 ICS 19 试验 2019 45 页 ¥3
ISO 21433:2018
Plain bearings — Handling of plain bearings
现行 ICS 21 机械系统和通用件 2018 9 页 ¥1
ISO 21436:2020
Pulps — Determination of lignin content — Acid hydrolysis method
现行 ICS 85 造纸技术 2020 12 页 ¥1
ISO 21437:2020
Pulps — Determination of carbohydrate composition
现行 ICS 85 造纸技术 2020 15 页 ¥1
ISO 21438-1:2022
Workplace atmospheres — Determination of inorganic acids by ion chromatography — Part 1: Non-volatile acids (sulfuric acid and phosphoric acid)
现行 ICS 13 环保、保健和安全 2022 22 页 ¥2
ISO 21438-2:2024
Workplace atmospheres — Determination of inorganic acids by ion chromatography — Part 2: Volatile acids, except hydrofluoric acid (hydrochloric acid, hydrobromic acid and nitric acid)
现行 ICS 13 环保、保健和安全 2024 20 页 ¥1