Sunson BFT Tannase of Sunson Industry Group Co., Ltd.


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Description of the Product

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. 

Price of the Product

Price not indicated

Technical Details

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

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

 25kgs/bag or 20kgs/bag
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. 
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.

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

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

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.