137426-83-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 137426-83-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,7,4,2 and 6 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 137426-83:
(8*1)+(7*3)+(6*7)+(5*4)+(4*2)+(3*6)+(2*8)+(1*3)=136
136 % 10 = 6
So 137426-83-6 is a valid CAS Registry Number.