332940-69-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 332940-69-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,3,2,9,4 and 0 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 332940-69:
(8*3)+(7*3)+(6*2)+(5*9)+(4*4)+(3*0)+(2*6)+(1*9)=139
139 % 10 = 9
So 332940-69-9 is a valid CAS Registry Number.