905807-75-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 905807-75-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,0,5,8,0 and 7 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 905807-75:
(8*9)+(7*0)+(6*5)+(5*8)+(4*0)+(3*7)+(2*7)+(1*5)=182
182 % 10 = 2
So 905807-75-2 is a valid CAS Registry Number.