857553-39-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 857553-39-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,7,5,5 and 3 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 857553-39:
(8*8)+(7*5)+(6*7)+(5*5)+(4*5)+(3*3)+(2*3)+(1*9)=210
210 % 10 = 0
So 857553-39-0 is a valid CAS Registry Number.