BS 4993-10:1983
BS 4993-6:1980
BS 4993-8:1980
Cookies
We need your consent to use the individual data so that you can see information about your interests, among other things. Click "OK" to give your consent.
BS 4427-6:1974
Methods of test for sodium tripolyphosphate (pentasodium triphosphate) and sodium pyrophosphate (tetrasodium pyrophosphate) for industrial use. Estimation of pyrophosphate content of sodium pyrophosphate.
STANDARD published on 7.6.1974
The information about the standard:
Designation standards: BS 4427-6:1974
Publication date standards: 7.6.1974
SKU: NS-67611
The number of pages: 8
Approximate weight : 24 g (0.05 lbs)
Country: British technical standard
Category: Technical standards BS
The category - similar standards:
Annotation of standard text BS 4427-6:1974 :
Potentiometric method after conversion of the tetrasodium pyrophosphate to disodium dihydrogen pyrophosphate and precipitation of the pyrophosphate with liberation of sulphuric acid. Applicable to products containing at least 90 per cent of tetrasodium pyrophosphate and in the absence of more condensed forms of phosphate. Status: Confirmed
Similar standards:
28.2.1974
31.5.1983
28.2.1974
28.2.1974
31.12.1980
31.12.1980
We recommend:
Technical standards updating
Do you want to make sure you use only the valid technical standards?
We can offer you a solution which will provide you a monthly overview concerning the updating of standards which you use.
Would you like to know more? Look at this page.
