71205-56-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 71205-56-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,1,2,0 and 5 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 71205-56:
(7*7)+(6*1)+(5*2)+(4*0)+(3*5)+(2*5)+(1*6)=96
96 % 10 = 6
So 71205-56-6 is a valid CAS Registry Number.