70550-66-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 70550-66-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,0,5,5 and 0 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 70550-66:
(7*7)+(6*0)+(5*5)+(4*5)+(3*0)+(2*6)+(1*6)=112
112 % 10 = 2
So 70550-66-2 is a valid CAS Registry Number.