920430-33-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 920430-33-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,2,0,4,3 and 0 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 920430-33:
(8*9)+(7*2)+(6*0)+(5*4)+(4*3)+(3*0)+(2*3)+(1*3)=127
127 % 10 = 7
So 920430-33-7 is a valid CAS Registry Number.