857002-86-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 857002-86-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,7,0,0 and 2 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 857002-86:
(8*8)+(7*5)+(6*7)+(5*0)+(4*0)+(3*2)+(2*8)+(1*6)=169
169 % 10 = 9
So 857002-86-9 is a valid CAS Registry Number.