958331-04-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 958331-04-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,5,8,3,3 and 1 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 958331-04:
(8*9)+(7*5)+(6*8)+(5*3)+(4*3)+(3*1)+(2*0)+(1*4)=189
189 % 10 = 9
So 958331-04-9 is a valid CAS Registry Number.