1012315-99-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1012315-99-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,1,2,3,1 and 5 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1012315-99:
(9*1)+(8*0)+(7*1)+(6*2)+(5*3)+(4*1)+(3*5)+(2*9)+(1*9)=89
89 % 10 = 9
So 1012315-99-9 is a valid CAS Registry Number.