271600-32-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 271600-32-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,7,1,6,0 and 0 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 271600-32:
(8*2)+(7*7)+(6*1)+(5*6)+(4*0)+(3*0)+(2*3)+(1*2)=109
109 % 10 = 9
So 271600-32-9 is a valid CAS Registry Number.