857468-42-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 857468-42-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,7,4,6 and 8 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 857468-42:
(8*8)+(7*5)+(6*7)+(5*4)+(4*6)+(3*8)+(2*4)+(1*2)=219
219 % 10 = 9
So 857468-42-9 is a valid CAS Registry Number.