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13928-57-9

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13928-57-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 13928-57-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,3,9,2 and 8 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 13928-57:
(7*1)+(6*3)+(5*9)+(4*2)+(3*8)+(2*5)+(1*7)=119
119 % 10 = 9
So 13928-57-9 is a valid CAS Registry Number.

13928-57-9Upstream product

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