1306109-05-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1306109-05-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,0,6,1,0 and 9 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1306109-05:
(9*1)+(8*3)+(7*0)+(6*6)+(5*1)+(4*0)+(3*9)+(2*0)+(1*5)=106
106 % 10 = 6
So 1306109-05-6 is a valid CAS Registry Number.