103418-37-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 103418-37-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,3,4,1 and 8 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 103418-37:
(8*1)+(7*0)+(6*3)+(5*4)+(4*1)+(3*8)+(2*3)+(1*7)=87
87 % 10 = 7
So 103418-37-7 is a valid CAS Registry Number.