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856309-58-5

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856309-58-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 856309-58-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,6,3,0 and 9 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 856309-58:
(8*8)+(7*5)+(6*6)+(5*3)+(4*0)+(3*9)+(2*5)+(1*8)=195
195 % 10 = 5
So 856309-58-5 is a valid CAS Registry Number.

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