216240-55-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 216240-55-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,6,2,4 and 0 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 216240-55:
(8*2)+(7*1)+(6*6)+(5*2)+(4*4)+(3*0)+(2*5)+(1*5)=100
100 % 10 = 0
So 216240-55-0 is a valid CAS Registry Number.