1019538-79-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1019538-79-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,1,9,5,3 and 8 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1019538-79:
(9*1)+(8*0)+(7*1)+(6*9)+(5*5)+(4*3)+(3*8)+(2*7)+(1*9)=154
154 % 10 = 4
So 1019538-79-4 is a valid CAS Registry Number.