93156-50-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 93156-50-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,3,1,5 and 6 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 93156-50:
(7*9)+(6*3)+(5*1)+(4*5)+(3*6)+(2*5)+(1*0)=134
134 % 10 = 4
So 93156-50-4 is a valid CAS Registry Number.