858836-18-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 858836-18-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,8,8,3 and 6 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 858836-18:
(8*8)+(7*5)+(6*8)+(5*8)+(4*3)+(3*6)+(2*1)+(1*8)=227
227 % 10 = 7
So 858836-18-7 is a valid CAS Registry Number.