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Wetting back enzyme
Chemical & Physical Data:
Appearance:White powder
pH:8.0-10.0 (1%)

DOWELLZYM HR is a special blend of enzyme preparation, particularly made for wetting back of wet blues, vegetable tanned leathers & wet-white tanned leathers.  It should be applied at a pH range of pH 5.0-7.0 and temperature 40-50℃ to accelerate rehydration and levelling out of location differences in different areas of wet blues & other types of leathers. It can significantly improve the fineness of grain, facilitates uniform level dyeing and stretch out neck wrinkles and growth marks. Wet blues treated with DOWELLZYM HR will improve uptake of retanning, fatliquoring & level dyeing during the retanning process.
DOWELLZYM HR should be used in the range of pH 5.0-7.0, and temperature 40-50℃, the dosage of DOWEELSYM HR may varies from 0.5% - 3%, based on the type & condition of the wet blues. The percentages are based on shaved weight. The treatment time may vary from 2 to 15 hours or even over night period depending on the condition of wet blues and type of leathers.
Avoid breathing dust and contact with skin, excessive contact may cause anaphylactic reaction. If splashed into eyesimmediately wash with plenty of water. 

25kg double-deck plastic bag
This product has a shelf life of 1 year if it is stored in its tightly sealed original packaging at temperature below 25℃. Bags should be tightly resealed each time after material is taken from them, and their contents should be used up as soon as possible after they have been opened. Direct contact with this product may irritate skin and mucous membranerinse with running water if contacted with skin. Non-dangerous chemical.


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