离岸价格
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Minimum Order
位置:
China
最小订单价格:
-
最小订单:
1 Ton
包装细节:
25kg/bag
交货时间:
within 6 working days after TT receipt
供应能力:
2000 Ton per Month
付款方式:
T/T, L/C
联系人 Ms. Gloria
No. 43 Fangji Road, Yangyuan, Wuhan, Hubei
Multipurpose Naphthalene formaldehyde base Syntan
Analysis
Apperance Light Brown Powder
Total Solids ****4% (5% Na2SO4)
Light-fastness Medium
pH **9 (1:*0 Solution)
Properties and Applications
Syntan SNF 5% is a Sodium Naphthalene formaldehyde base replacement syntan with a wide range of applications. Good filling effect on chrome tanned leathers. It has a good dispersing action on other retanning agents, vegetable extracts and resins, added to improve the fullness and firmness in the leathers without making them too elastic and soft.
In the production of vegetable tanned leather where part of the natural tannins can be replaced to obtain a lighter colour, finer grain and improving the speed and uniformity of penetration.
Usage & Dosages
Shoe upper and lining **5% on shaved weight
Garment Leather **4% on Shaved weight
Upholstery leather **4% on shaved weight
During Vegetable tannage **2% on Vegetable Tanning material