90030-92-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 90030-92-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,0,0,3 and 0 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 90030-92:
(7*9)+(6*0)+(5*0)+(4*3)+(3*0)+(2*9)+(1*2)=95
95 % 10 = 5
So 90030-92-5 is a valid CAS Registry Number.