857620-75-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 857620-75-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,7,6,2 and 0 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 857620-75:
(8*8)+(7*5)+(6*7)+(5*6)+(4*2)+(3*0)+(2*7)+(1*5)=198
198 % 10 = 8
So 857620-75-8 is a valid CAS Registry Number.