857785-79-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 857785-79-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,7,7,8 and 5 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 857785-79:
(8*8)+(7*5)+(6*7)+(5*7)+(4*8)+(3*5)+(2*7)+(1*9)=246
246 % 10 = 6
So 857785-79-6 is a valid CAS Registry Number.