30690-22-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 30690-22-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,0,6,9 and 0 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 30690-22:
(7*3)+(6*0)+(5*6)+(4*9)+(3*0)+(2*2)+(1*2)=93
93 % 10 = 3
So 30690-22-3 is a valid CAS Registry Number.