130999-94-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 130999-94-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,0,9,9 and 9 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 130999-94:
(8*1)+(7*3)+(6*0)+(5*9)+(4*9)+(3*9)+(2*9)+(1*4)=159
159 % 10 = 9
So 130999-94-9 is a valid CAS Registry Number.