134857-22-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 134857-22-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,4,8,5 and 7 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 134857-22:
(8*1)+(7*3)+(6*4)+(5*8)+(4*5)+(3*7)+(2*2)+(1*2)=140
140 % 10 = 0
So 134857-22-0 is a valid CAS Registry Number.