108541-90-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 108541-90-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,8,5,4 and 1 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 108541-90:
(8*1)+(7*0)+(6*8)+(5*5)+(4*4)+(3*1)+(2*9)+(1*0)=118
118 % 10 = 8
So 108541-90-8 is a valid CAS Registry Number.