90001-08-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 90001-08-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,0,0,0 and 1 respectively; the second part has 2 digits, 0 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 90001-08:
(7*9)+(6*0)+(5*0)+(4*0)+(3*1)+(2*0)+(1*8)=74
74 % 10 = 4
So 90001-08-4 is a valid CAS Registry Number.