GB/T 21852-2025 English Version, GB/T 21852-2025 Chemicals—Partition coefficient（n-octanol/water）—High performance liquid chromatography（HPLC）method (English Version)

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GB/T 21852-2025 Chemicals—Partition coefficient（n-octanol/water）—High performance liquid chromatography（HPLC）method (English Version)
Standard No.:	GB/T 21852-2025	Status:	to be valid remind me the status change Email:
Target Language:	English	File Format:	PDF
Word Count:	9000 words	Translation Price(USD):	270.0 remind me the price change Email:
Implemented on:	2026-2-1	Delivery:	via email in 1~3 business day

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Standard No.:	GB/T 21852-2025
English Name:	Chemicals—Partition coefficient（n-octanol/water）—High performance liquid chromatography（HPLC）method
Chinese Name:	化学品分配系数（正辛醇-水）高效液相色谱法试验
Chinese Classification:	A80 Marking, packaging, transport and storage in general
Professional Classification:	GB National Standard
Source Content Issued by:	SAMR, SAC
Issued on:	2025-10-05
Implemented on:	2026-2-1
Status:	to be valid
Superseding:	GB/T 21852-2008 Testing of chemicals - Partition coefficient（n-octanol/water）- High performance liquid chromatography（HPLC）method
Target Language:	English
File Format:	PDF
Word Count:	9000 words
Translation Price(USD):	270.0
Delivery:	via email in 1~3 business day

Standard

GB/T 21852-2025 Chemicals—Partition coefficient（n-octanol/water）—High performance liquid chromatography（HPLC）method (English Version)
Standard No.	GB/T 21852-2025
Status	to be valid
Language	English
File Format	PDF
Word Count	9000 words
Price(USD)	270.0
Implemented on	2026-2-1
Delivery	via email in 1~3 business day

Detail of GB/T 21852-2025

Standard No.

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ICS Classification

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Introduction of GB/T 21852-2025

本文件确立了分配系数(正辛醇-水)的高效液相色谱(HPLC)法试验的试验原理，规定了受试物信息、参比物、试验准备、试验程序、质量保证与质量控制、数据与报告内容的要求。
本文件适用于测定lgPow值在0~6的化学物质的分配系数，特殊情况下也可扩展至lgPow值在6~10的化学物质；不适用于强酸、强碱、金属络合物、与洗脱液发生反应的化学物质和表面活性剂。

Contents of GB/T 21852-2025

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Keywords:
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