70667-80-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 70667-80-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,0,6,6 and 7 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 70667-80:
(7*7)+(6*0)+(5*6)+(4*6)+(3*7)+(2*8)+(1*0)=140
140 % 10 = 0
So 70667-80-0 is a valid CAS Registry Number.