857562-49-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 857562-49-3 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 2 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 857562-49:
(8*8)+(7*5)+(6*7)+(5*5)+(4*6)+(3*2)+(2*4)+(1*9)=213
213 % 10 = 3
So 857562-49-3 is a valid CAS Registry Number.