30784-94-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 30784-94-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,0,7,8 and 4 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 30784-94:
(7*3)+(6*0)+(5*7)+(4*8)+(3*4)+(2*9)+(1*4)=122
122 % 10 = 2
So 30784-94-2 is a valid CAS Registry Number.