1309955-17-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1309955-17-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,0,9,9,5 and 5 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1309955-17:
(9*1)+(8*3)+(7*0)+(6*9)+(5*9)+(4*5)+(3*5)+(2*1)+(1*7)=176
176 % 10 = 6
So 1309955-17-6 is a valid CAS Registry Number.