52688-03-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 52688-03-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,2,6,8 and 8 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 52688-03:
(7*5)+(6*2)+(5*6)+(4*8)+(3*8)+(2*0)+(1*3)=136
136 % 10 = 6
So 52688-03-6 is a valid CAS Registry Number.