126903-98-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 126903-98-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,6,9,0 and 3 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 126903-98:
(8*1)+(7*2)+(6*6)+(5*9)+(4*0)+(3*3)+(2*9)+(1*8)=138
138 % 10 = 8
So 126903-98-8 is a valid CAS Registry Number.