99045-50-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 99045-50-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,9,0,4 and 5 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 99045-50:
(7*9)+(6*9)+(5*0)+(4*4)+(3*5)+(2*5)+(1*0)=158
158 % 10 = 8
So 99045-50-8 is a valid CAS Registry Number.