1092938-83-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1092938-83-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,9,2,9,3 and 8 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1092938-83:
(9*1)+(8*0)+(7*9)+(6*2)+(5*9)+(4*3)+(3*8)+(2*8)+(1*3)=184
184 % 10 = 4
So 1092938-83-4 is a valid CAS Registry Number.