26303-27-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 26303-27-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,6,3,0 and 3 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 26303-27:
(7*2)+(6*6)+(5*3)+(4*0)+(3*3)+(2*2)+(1*7)=85
85 % 10 = 5
So 26303-27-5 is a valid CAS Registry Number.