90222-38-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 90222-38-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,0,2,2 and 2 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 90222-38:
(7*9)+(6*0)+(5*2)+(4*2)+(3*2)+(2*3)+(1*8)=101
101 % 10 = 1
So 90222-38-1 is a valid CAS Registry Number.