137800-96-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 137800-96-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,7,8,0 and 0 respectively; the second part has 2 digits, 9 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 137800-96:
(8*1)+(7*3)+(6*7)+(5*8)+(4*0)+(3*0)+(2*9)+(1*6)=135
135 % 10 = 5
So 137800-96-5 is a valid CAS Registry Number.