130907-46-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 130907-46-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,0,9,0 and 7 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 130907-46:
(8*1)+(7*3)+(6*0)+(5*9)+(4*0)+(3*7)+(2*4)+(1*6)=109
109 % 10 = 9
So 130907-46-9 is a valid CAS Registry Number.