GB/T 7814-1987
Replaced
GB/T 14571.3-2022
Active
National standards
GB/T 14571.3-2022 Test method of ethylene glycol for industrial use—Part 3:Determination of content of aldehydes
GB/T 14571.3-2022 Test method of ethylene glycol for industrial use—Part 3:Determination of content of aldehydes
Basic Information
Standard Code:
GB/T 14571.3-2022
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Basic organic chemical raw materials
ICS Name:
Alcohols and ethers
Publish Date:
2022-07-11
Implement Date:
2023-02-01
Publisher:
国家市场监督管理总局、国家标准化管理委员会
Technical Committee:
全国化学标准化技术委员会(SAC/TC 63)
Pages:
10 pages
Scope
本文件规定了工业用乙二醇中醛含量测定的分光光度法和液相色谱法。
本文件适用于工业用乙二醇中醛含量的测定，测定范围为0.10 mg/kg~50 mg/kg。
如乙二醇样品中含有酮类化合物，液相色谱法分析结果会偏高。因此将本文件应用于乙二醇产品醛含量质量控制时，相关方应协商确定所采用分析方法。
Development Information
Drafting Units:
中国石油化工股份有限公司上海石油化工研究院
Drafting Persons:
李兰婷、景心瑶、庄海青、王川、张育红、彭振磊
Same series standard
Replace the following standards
Referenced Standards
GB/T 3723-1999 Sampling of chemical products for industrial use—Safety in sampling
GB/T 6680-2003 General rules for sampling liquid chemical products
GB/T 6682-1992 Water for analytical laboratory use—Specification and test methods
GB/T 6682-2008 Water for analytical laboratory use—Specification and test methods
GB/T 8170-1987 Rules for rounding off of numberical values
GB/T 8170-2008 Rules of rounding off for numerical values & expression and judgement of limiting values
Related Standards
GB/T 13206-1991
Replaced
GB/T 13206-1991 Glycerines
GB/T 13216.10-1991
Replaced
GB/T 13216.10-1991 Test methods for glycerines—Determination of saponification equivalent
GB/T 13216.11-1991
Replaced
GB/T 13216.11-1991 Test methods for glycerines—Limit test for arsenic
GB/T 13216.1-1991
Replaced
GB/T 13216.1-1991 Test methods for glycerines—Method of sampling for glycerines in drums
GB/T 13216.12-1991
Replaced