Sunson BFT Tannase

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Sunson Industry Group Co., Ltd. is a recognized leader, engaged in exploring, researching, manufacturing and marketing the enzyme industry in China and in the world.
In 1996, Sunson started enzyme business in China. After a decade with our full efforts, Sunson has grown to be a group enterprise with 2 R&D centers, 4 manufacturing bases, over 30 branches and subsidiary companies, and more than 5...

Product description

Tannase is made from Aspergillus oryzae through cultivation and extraction technique.
This product can hydrolyze depside bonds between gallic acid and tea polyphenols. It can be  used in tea beverage and fruit juice industry. 

Technical Details

SPECIFICATIONS/ PHYSICAL AND CHEMICAL PROPERTIES
Appearance: Powder
Colour: Yellowish 
Odour: Normal microbian fermentation odour
pH: 3.0-7.0, Optimum at 4.0-6.0
Activity Temperature : 15-60℃, Optimum at 40-55℃
Enzymatic Activity    : ≥3,000 u/g

DEFINITION OF UNIT
1 unit of tannase equals to the amount of enzyme, which hydrolyzes 1μmol tannic acid in 1 min. at 30℃ and pH5.5.

PACKAGING
 25kgs/bag or 20kgs/bag
 
PRODUCT FUNCTIONS
1 Instant Tea Industry: The product can prevent the cold turbidity and sedimentation of tea  
beverages, improve the extraction rate of tea, maintain color and remove bitterness. 
2 Beer Industry: The Product can remove tannins and proteins from beer to make it clear and transparent; 
3 Persimmon or Other Food Industry: The product can remove the astringency of persimmons to make the taste better. 
 
DOSAGE
Add this product to the metered tea soup.                                             It is recommended to add 50-100mg/kg tea or 0.1% to 0.20% of the tannin mass. The optimum dosage depends on factors such as tea variety, tannin content and process conditions, and the final dosage is determined according to the specific conditions of the plant. Adjust the dosage according to the purpose of use. It is recommended to adjust the pH value between 4.5 and 5.5 with citric acid and sodium hydroxide for pH adjustment.

STORAGE
Should be stored in a cool, dry place, aeration, avoiding high temperature.

SHELF LIFE
12 months at 25℃, activity remain ≥90%; Increase dosage after shelf life.

SAFETY
Enzyme preparations belong to protein, which may induce sensitization and cause allergic type reactions in sensitized individuals. Prolonged contact may cause minor irritation for skin, eyes or mucous membrane of nose, so any direct contiguity with human body should be avoided. If irritation or allergic response for skin or eyes develops, consult a doctor.

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