72827-09-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 72827-09-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,2,8,2 and 7 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 72827-09:
(7*7)+(6*2)+(5*8)+(4*2)+(3*7)+(2*0)+(1*9)=139
139 % 10 = 9
So 72827-09-9 is a valid CAS Registry Number.