Chinese Tannin extract series 中国栲胶

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林产化工

1.Mainly used in tanning agent in leather-making industry, which can make the leather soft in quality and color. 1.主要用于制革工业鞣皮剂，制成的皮革质地柔软，色泽柔和。 2.Anti-scaling agent in medium, small-scale boiler. 2.中小型锅炉除垢、防垢剂。 3.Treating compound for drilling fluid. 3.钻井泥浆处理剂。 4.Ore flotation agent. 4.矿石浮选剂。 5.Adhesive and accelerator for building board. 5.人造板胶合剂和加速剂。 6. Used in metal preservative, anti-rusting agent. 6.用于金属防腐、防锈剂。 7.Used in waste water treatment and drug industry etc.. 7.用于废水处理和药品工业等。

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Product description  产品描述
Application 主要用途：
1.Mainly used in tanning agent in leather-making industry, which can make the leather soft in quality and color.  1.主要用于制革工业鞣皮剂，制成的皮革质地柔软，色泽柔和。
2.Anti-scaling agent in medium, small-scale boiler. 2.中小型锅炉除垢、防垢剂。
3.Treating compound for drilling fluid.  3.钻井泥浆处理剂。
4.Ore flotation agent. 4.矿石浮选剂。
5.Adhesive and accelerator for building board.  5.人造板胶合剂和加速剂。
6. Used in metal preservative, anti-rusting agent.  6.用于金属防腐、防锈剂。
7.Used in waste water treatment and drug industry etc..  7.用于废水处理和药品工业等。

Specifications 主要技术指标：

序号	指标名称/品种	余柑栲胶	黑荆树栲胶	橡椀栲胶
1	单宁　% ≥	68	70	68
2	非单宁　% ≤	28	26	30
3	不溶物　% ≤	4	4	2
4	干燥失重 % ≤	12	12	12
5	沉淀　% ≤	2	2	2
6	PH值	4.5-5.5	4.5-5.5	3.5-4.2
7	总颜色 ≤	12	8	14

No.	Index name/Kind	Yugan Extract	Mimosa Extract	Valonea Extract
1	Tannin % ≥	68	70	68
2	Non tannin % ≤	28	26	30
3	Insoluble substance % ≤	4	4	2
4	Loss on drying % ≤	12	12	12
5	Deposition % ≤	2	2	2
6	PH value	4.5-5.5	4.5-5.5	3.5-4.2
7	Total colors ≤	12	8	14