GB/T 7814-1987
Replaced
GB/T 14571.4-2022
Active
National standards
GB/T 14571.4-2022 Test method of ethylene glycol for industrial use—Part 4:Determination of ultraviolet transmittance—Ultraviolet spectrophotometric method
GB/T 14571.4-2022 Test method of ethylene glycol for industrial use—Part 4:Determination of ultraviolet transmittance—Ultraviolet spectrophotometric method
Basic Information
Standard Code:
GB/T 14571.4-2022
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:
2022-04-15
Implement Date:
2022-11-01
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:
9 pages
Scope
本文件规定了工业用乙二醇在200 nm~350 nm波长范围内紫外透光率的测定方法。
本文件适用于工业用乙二醇紫外透光率的测定。
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:
许竞早、张育红、王川、彭振磊、李诚炜
Same series standard
Replace the following standards
Referenced Standards
JJG 178-2007 Ultraviolet,Visible,Near-Infrared Spectrophotometers
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