857800-41-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 857800-41-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,7,8,0 and 0 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 857800-41:
(8*8)+(7*5)+(6*7)+(5*8)+(4*0)+(3*0)+(2*4)+(1*1)=190
190 % 10 = 0
So 857800-41-0 is a valid CAS Registry Number.