858815-29-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 858815-29-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,8,8,1 and 5 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 858815-29:
(8*8)+(7*5)+(6*8)+(5*8)+(4*1)+(3*5)+(2*2)+(1*9)=219
219 % 10 = 9
So 858815-29-9 is a valid CAS Registry Number.