在线中文字幕不卡_欧美激情在线_永久免费的无码中文字幕_在线资源观看_与子乱对白在线播放单亲国产_香蕉青青草

Physical properties
Appearance :  colorless or slightly yellow transparent oily liquid
Chemical family :  polyether derivatives
Hydroxyl value :  47 ~ 56 mgKOH / g
 Acid value :  ≤ 0.3mgKOH / g
Cloud point :  17 to 22 ° C [aqueous solution of 1% (V / V)]
Moisture : ≤ 0.5%

Characteristics
Applied to control the foaming during fermentation process, especially good performance to eliminate and suppress foam during the fermentation process of antibiotics, vitamin C to 
Equivalent to DOW company DF103 defoamer

Applications
1, a small amount recommended, to add defoamer several times according to actual usage.
2, in order to obtain the desired defoaming effect, it should be used above its cloud point.
3, to apply during fermentation process, the defoamer with the  medium can be heat sterilizated together and then put into the tank; or could also To use defoamers in a stirred tank formulated into 10 to 30% emulsion, and then after disinfection, holding Air pressure, seeing the situation of bubbles rising on the fermentation tank, make  "the fed" into the tank at any time.

Packing
200kg net  I drum or as per customer requirements.

Storage and Notice
Avoid rain & direct sunshine during the transportation.
keep in a cool, dry, ventilated warehouse, take strict precautions against contamination. 
Shelf life of one year, after one year as the indicators the qualifier can still continue to use by reinspection.