MT/T 707-1997
Active
LY/T 1082-2021
Active
Industry standards-Forestry
LY/T 1082-2021 Test method for analysis of raw materials and products of vegetable tannin extracts
LY/T 1082-2021 Test method for analysis of raw materials and products of vegetable tannin extracts
Basic Information
Standard Code:
LY/T 1082-2021
Standard Type:
Industry standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Forestry chemical raw materials
ICS Name:
Other standards related to analytical chemistry
Publish Date:
2021-06-30
Implement Date:
2022-01-01
Publisher:
国家林业和草原局
Technical Committee:
全国林化产品标准化技术委员会(SAC/TC 558)
Pages:
20 pages
Scope
本文件规定了各种栲胶原料、栲胶的半成品(浸提液和浓胶)和成品的试验方法，测定项目包括水分、总抽出物、不溶物、单宁、pH值、颜色和沉淀。本文件适用于各种栲胶的原料、半成品和成品。
Development Information
Drafting Units:
中国林业科学研究院林产化学工业研究所、广西武鸣栲胶厂、河北省秦皇岛市云冠栲胶有限公司、广西百色林化总厂
Drafting Persons:
汪咏梅、徐曼、张亮亮、陆明召、颜秀珍、谢云波、胡新宇
Replace the following standards
Referenced Standards
GB/T 6284-1986 Chemical products for industrial use—General method for determination of water content—Gravimetric method
GB/T 6284-2006 Chemical products for industrial use—General method for determination of water content—The loss of mass on drying method
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 9724-2007 Chemical reagent—General rule for the determination of pH
LY/T 1639-2005 Hide powder (slightly chromated)
Related Standards
GB/T 20724-2006
Replaced
GB/T 20724-2006 Method of thickness measurement for thin crystal by convergent beam electron diffraction
GB/T 20725-2006
Active
GB/T 20725-2006 Electron probe microanalysis guidelines for qualitative point analysis by wavelength dispersive X-ray spectrometry
GB/T 20726-2006
Replaced
GB/T 20726-2006 Instrumental specification for energy dispersive X-ray spectrometers with semiconductor detectors
LY/T 1082-2008
Replaced
LY/T 1082-2008 Test method for analysis of vegetable tannin extracts
LY/T 1083-2008
Replaced