70971-93-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 70971-93-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,0,9,7 and 1 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 70971-93:
(7*7)+(6*0)+(5*9)+(4*7)+(3*1)+(2*9)+(1*3)=146
146 % 10 = 6
So 70971-93-6 is a valid CAS Registry Number.