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See Chinese contents: GB/T 10742-2008 GB/T 10742-2008: Raw fiber material -- Determination of pectin content
This Standard specifies the determination methods of pectin content in raw fiber material. This Standard applies to the determination of pectin content in various raw fiber materials. This Standard provides two determination methods of pectin content, namely the gravimetric method and the carbazole colorimetric method. The two determination methods of are equal validity.
