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November 1998

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Thu, 19 Nov 1998 21:43:04 +0900
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At 98-11-17 20:49:00, you wrote:
>I work for a cosmetic manufacturing company.  We use Tween 80 (polysorbate 80)
>for oily or waxy products.  Maybe this could be of use to you.  For example,
>we weigh 1 gram of product into 1 ml of sterile Tween 80 in a test tube, then
>add the 8 ml of broth for a 1 to 10 dilution.  I don't remember if this is
>explained in the USP, but it probably is. Hope this helps.
>
>Ann Marie
>
Hi Ann Marie,

   this is not same between weight and volume. if you use  large quantity in industry scale,
it may cause problem. emusify might be brokend in overloaded.


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