958640-73-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 958640-73-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,5,8,6,4 and 0 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 958640-73:
(8*9)+(7*5)+(6*8)+(5*6)+(4*4)+(3*0)+(2*7)+(1*3)=218
218 % 10 = 8
So 958640-73-8 is a valid CAS Registry Number.