Leather Soften Enzyme---Acidic Protease

Superiority:

                             Acidic protease

Acidic protease GR-M401 of our company is an acidic proteolytic enzyme, can used as a leather soften auxiliary. Used in poor quality leather, promote smoothness and increase skin acreage. It can be used in acidic process, such as acid pickling, dual-face and wet blue reforming process.

Application

Recommended dosage: 0.5%-1.5% (calculate by leather weight), the technology is: in peeled or deacidification, add in the remaining 60-90 minutes; in alkalization process, 90-120minutes before using retanning agent, ; or use in advance in the neutralization process.

Temperature & PH range：

Acidic soften enzyme GR-M401 function temperature is same as typical soften process (about 25-38℃), even the enzyme optimum activity effected temperature is 40-50℃. Acidic soften enzyme has a wide effected PH range, which is 3.5-6.5, the optimum is 4.5.

Storage& Shelf life

5-25 ℃ dry room temperature (product should be sealed in occluded devices and avoid exposure to moisture and high humidity) . Shelf life is 12 months under correct storage condition.

Health and safety

All enzymes and preparation products must be stored and used careful specially. More information, please refer to safety data instruction.

Product Property

Appearance: powder (Note: color maybe different with each batch, but will not affect product activity and using effects)

Active ingredient: acidic protease

Enzyme activity:  2000LVU/g

PH Value:  about 3.5-6.5

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