1356131-28-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1356131-28-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,5,6,1,3 and 1 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1356131-28:
(9*1)+(8*3)+(7*5)+(6*6)+(5*1)+(4*3)+(3*1)+(2*2)+(1*8)=136
136 % 10 = 6
So 1356131-28-6 is a valid CAS Registry Number.