22948-26-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 22948-26-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,2,9,4 and 8 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 22948-26:
(7*2)+(6*2)+(5*9)+(4*4)+(3*8)+(2*2)+(1*6)=121
121 % 10 = 1
So 22948-26-1 is a valid CAS Registry Number.