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28884-53-9

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28884-53-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 28884-53-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,8,8,8 and 4 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 28884-53:
(7*2)+(6*8)+(5*8)+(4*8)+(3*4)+(2*5)+(1*3)=159
159 % 10 = 9
So 28884-53-9 is a valid CAS Registry Number.

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