70629-57-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 70629-57-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,0,6,2 and 9 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 70629-57:
(7*7)+(6*0)+(5*6)+(4*2)+(3*9)+(2*5)+(1*7)=131
131 % 10 = 1
So 70629-57-1 is a valid CAS Registry Number.