940513-83-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 940513-83-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,4,0,5,1 and 3 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 940513-83:
(8*9)+(7*4)+(6*0)+(5*5)+(4*1)+(3*3)+(2*8)+(1*3)=157
157 % 10 = 7
So 940513-83-7 is a valid CAS Registry Number.