219725-06-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 219725-06-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,9,7,2 and 5 respectively; the second part has 2 digits, 0 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 219725-06:
(8*2)+(7*1)+(6*9)+(5*7)+(4*2)+(3*5)+(2*0)+(1*6)=141
141 % 10 = 1
So 219725-06-1 is a valid CAS Registry Number.