1000303-25-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1000303-25-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,0,0,3,0 and 3 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1000303-25:
(9*1)+(8*0)+(7*0)+(6*0)+(5*3)+(4*0)+(3*3)+(2*2)+(1*5)=42
42 % 10 = 2
So 1000303-25-2 is a valid CAS Registry Number.