Tannin principle
Tannin principle, Total:13 items.
The international standard classification for "Tannin principle" includes: Processes and auxiliary materials .
The Chinese standard classification for "Tannin principle" includes: Leather processing and products in general , Furs and leathers .
Professional Standard - Light Industry
- QB/T 2723-2005 Leather - chemical test - Calculation of degree of tannage leather substance and bond organic substance
- QB/T 3812.18-1999 Leather. Calculation of degree of tannage|| leather substance and bond organic substance
Military Standard of the People's Republic of China-General Armament Department
- GJB 212.17-1986 Special industrial leather - calculation of tanning coefficient, leather quality and combined tannins
- GJB 2589.21A-2021 Test methods for physical and chemical properties of military leather fur Part 21: Calculation of tanning transparency, leather quality and combined tannins
国家市场监督管理总局、中国国家标准化管理委员会
- GB/T 38410-2019 Leather chemicals—Determination of tannin content in tanning agent—Filter method
- GB/T 38406-2019 Leather chemicals—Determination of tannin content in synthetic tanning agents
HU-MSZT
- MNOSZ 6399-1953 Tanning raw materials. plant extracts
- MNOSZ 6398-1951 Tanning raw material spruce bark
RU-GOST R
- GOST 4106-1974 Wood for producing tanning extracts. Specifications
RO-ASRO
- STAS 6829-1976 VEGETABLE TANNING MATERIALS OAK WOOD TANNING EXTRACT
UY-UNIT
- UNIT 415-1975 Method for measuring tannin components in vegetable tannin materials
- UNIT 416-1975 Method for measuring the dissolved color of tannins in vegetable tannin materials
ZA-SANS
- SANS 5648:1972 Identification of organic retanned matter in chrome retanned leather
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