70800-65-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 70800-65-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,0,8,0 and 0 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 70800-65:
(7*7)+(6*0)+(5*8)+(4*0)+(3*0)+(2*6)+(1*5)=106
106 % 10 = 6
So 70800-65-6 is a valid CAS Registry Number.