1023883-22-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1023883-22-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,2,3,8,8 and 3 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1023883-22:
(9*1)+(8*0)+(7*2)+(6*3)+(5*8)+(4*8)+(3*3)+(2*2)+(1*2)=128
128 % 10 = 8
So 1023883-22-8 is a valid CAS Registry Number.