854830-57-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 854830-57-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,4,8,3 and 0 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 854830-57:
(8*8)+(7*5)+(6*4)+(5*8)+(4*3)+(3*0)+(2*5)+(1*7)=192
192 % 10 = 2
So 854830-57-2 is a valid CAS Registry Number.