958331-57-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 958331-57-2 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, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 958331-57:
(8*9)+(7*5)+(6*8)+(5*3)+(4*3)+(3*1)+(2*5)+(1*7)=202
202 % 10 = 2
So 958331-57-2 is a valid CAS Registry Number.