905955-68-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 905955-68-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,0,5,9,5 and 5 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 905955-68:
(8*9)+(7*0)+(6*5)+(5*9)+(4*5)+(3*5)+(2*6)+(1*8)=202
202 % 10 = 2
So 905955-68-2 is a valid CAS Registry Number.