857560-88-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 857560-88-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,7,5,6 and 0 respectively; the second part has 2 digits, 8 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 857560-88:
(8*8)+(7*5)+(6*7)+(5*5)+(4*6)+(3*0)+(2*8)+(1*8)=214
214 % 10 = 4
So 857560-88-4 is a valid CAS Registry Number.