201215-65-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 201215-65-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,1,2,1 and 5 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 201215-65:
(8*2)+(7*0)+(6*1)+(5*2)+(4*1)+(3*5)+(2*6)+(1*5)=68
68 % 10 = 8
So 201215-65-8 is a valid CAS Registry Number.