303156-60-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 303156-60-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,0,3,1,5 and 6 respectively; the second part has 2 digits, 6 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 303156-60:
(8*3)+(7*0)+(6*3)+(5*1)+(4*5)+(3*6)+(2*6)+(1*0)=97
97 % 10 = 7
So 303156-60-7 is a valid CAS Registry Number.