105900-68-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 105900-68-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,5,9,0 and 0 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 105900-68:
(8*1)+(7*0)+(6*5)+(5*9)+(4*0)+(3*0)+(2*6)+(1*8)=103
103 % 10 = 3
So 105900-68-3 is a valid CAS Registry Number.