VENPRESERVE is a bactericide used during soaking operations of leather processing for short term preservation of fresh hides and skins.
Appearance : Greenish yellow clear liquid
Active Ingredient : Sodium salt of dimethyl dithio carbamate
% Active content : Min. 40 %
Solubility : Freely soluble in water.
pH : 9.0 - 11.0
Specific gravity : 1.16 - 1.19
SPECIAL FEATURES :
• It is compatible with all soaking and unhairing agents.
• It is rapidly absorbed by the hide surface.
• It has low odour and low toxicity.
Fresh Hide preservation :
Hide should be washed to remove dirt, dung & blood prior to application of Venpreserve
0.3% Venpreserve ( on fresh hide weight )
Preservation for 3 days can be achieved by running for 1 hour followed by running for
1 minute every 2 hrs.
( for longer preservation, 0.l% Venpreserve should be added for each day, i.e., for preservation for 5 days - 0.5% Venpreserve should be used at the beginning )
Maximum preservation of 7 days is possible using Venpreserve.
The hides can also be sprayed with 8-10 gpl of Venpreserve soln. in water.
For bovine hides, 1-2 lts. of this soln. of Venpreserve is required to be sprayed.
For Soaking :
0.05 - 0.1% Venpreserve is required for short soak of 4 - 6 hrs. ( qty. based on fresh hide weight )
0.1 - 0.2% Venpreserve is required for overnight soak.
For dried stock the dosage of Venpreserve would be higher.
SHELF LIFE :
Minimum 06 months if stored in dry & cool place in closed container under normal conditions.