134221-10-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 134221-10-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,4,2,2 and 1 respectively; the second part has 2 digits, 1 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 134221-10:
(8*1)+(7*3)+(6*4)+(5*2)+(4*2)+(3*1)+(2*1)+(1*0)=76
76 % 10 = 6
So 134221-10-6 is a valid CAS Registry Number.