GB/T 17666-1999

Active

Quick test method for determination of tannin in wattle bark extracts

黑荆树栲胶单宁快速测定方法

Standard Type

GBT

ICS

79.020

CCS

B72

Status

现行

Issue Date

1999-01-25

Implementation

1999-08-01

Responsible Dept

国家林草局

Drafting Unit

N/A

🔗 Related Standards / 同类标准

GB/Z 41367-2022 Wood piles and poles—Preservative treatment by pressure process GB/T 11917-1989 Terms in lumber technology GB/T 12471-1990 Limits and fits for products of wood and wooden materials GB/T 1941-2009 Method of testing in hardness of wood GB/T 1940-2009 Method of testing in toughness of wood GB/T 1939-2009 Method of testing in compression perpendicular to grain of wood GB/T 1938-2009 Method of testing in tensile strength parallel to grain of wood GB/T 1937-2009 Method of testing in shearing strength parallel to grain of wood