1309928-01-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1309928-01-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,0,9,9,2 and 8 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1309928-01:
(9*1)+(8*3)+(7*0)+(6*9)+(5*9)+(4*2)+(3*8)+(2*0)+(1*1)=165
165 % 10 = 5
So 1309928-01-5 is a valid CAS Registry Number.