supply industrial grade tannin extract flotation agent leather metal surface anti-corrosive composition drilling vegetable tanning agent can be exported

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english name: tannin extract

appearance: tan to tan

Tannin

Appearance:Brown-yellow to brown-brown

English Name: Tannin extract

pH value: 4.5~5.5

Usage:

1. Used in the production of catalysts, stabilizers, electroplating additives, photography, pesticides, dyes, mining, etc.

2. Sulfurizers for polymers, rubber additives, and pharmaceutical raw materials.

Packing：

Bags in woven bags, 25KG per package.

牛皮纸袋-白色

1623377331(1)

Update time：20250805183344

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