108905-18-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 108905-18-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,8,9,0 and 5 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 108905-18:
(8*1)+(7*0)+(6*8)+(5*9)+(4*0)+(3*5)+(2*1)+(1*8)=126
126 % 10 = 6
So 108905-18-6 is a valid CAS Registry Number.