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17333-91-4

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17333-91-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 17333-91-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,7,3,3 and 3 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 17333-91:
(7*1)+(6*7)+(5*3)+(4*3)+(3*3)+(2*9)+(1*1)=104
104 % 10 = 4
So 17333-91-4 is a valid CAS Registry Number.

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