25471-69-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 25471-69-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,5,4,7 and 1 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 25471-69:
(7*2)+(6*5)+(5*4)+(4*7)+(3*1)+(2*6)+(1*9)=116
116 % 10 = 6
So 25471-69-6 is a valid CAS Registry Number.