950993-23-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 950993-23-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,5,0,9,9 and 3 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 950993-23:
(8*9)+(7*5)+(6*0)+(5*9)+(4*9)+(3*3)+(2*2)+(1*3)=204
204 % 10 = 4
So 950993-23-4 is a valid CAS Registry Number.