ISO 3356:1975 PDF

ISO 3356:1975 PDF

Name:
ISO 3356:1975 PDF

Published Date:
07/01/1975

Status:
Active

Description:

Milk and dried milk, buttermilk and buttermilk powder, whey and whey powder -- Determination of phosphatase activity (Reference method)

Publisher:
International Organization for Standardization

Document status:
Active

Format:
Electronic (PDF)

Delivery time:
10 minutes

Delivery time (for Russian version):
200 business days

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Choose Document Language:
$12.9
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Can be applied for the control of proper pasteurization of the products specified in the title of this standard. Uses a principle of determination based on the dilution of the liquid product or the reconstituted liquid product with a buffer at pH 10.6 containing disodium phenylphosphate and incubation at 37 degrees centigrade for 1 h. By reaction with the alkaline phosphatase present in the product phenol is liberated which reacts with dibromopquinonechloroimide. Then the colour formed is measured photometrically.


File Size : 1 file , 820 KB
Note : This product is unavailable in Ukraine, Russia, Belarus
Number of Pages : 3
Published : 07/01/1975

History

ISO 3356:2009
Published Date: 03/01/2009
Milk - Determination of alkaline phosphatase
$24.3
ISO 3356:1975
Published Date: 07/01/1975
Milk and dried milk, buttermilk and buttermilk powder, whey and whey powder -- Determination of phosphatase activity (Reference method)
$12.9

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