90001-68-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 90001-68-6 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, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 90001-68:
(7*9)+(6*0)+(5*0)+(4*0)+(3*1)+(2*6)+(1*8)=86
86 % 10 = 6
So 90001-68-6 is a valid CAS Registry Number.