10564-39-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 10564-39-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,0,5,6 and 4 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 10564-39:
(7*1)+(6*0)+(5*5)+(4*6)+(3*4)+(2*3)+(1*9)=83
83 % 10 = 3
So 10564-39-3 is a valid CAS Registry Number.