1308889-59-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1308889-59-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,0,8,8,8 and 9 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1308889-59:
(9*1)+(8*3)+(7*0)+(6*8)+(5*8)+(4*8)+(3*9)+(2*5)+(1*9)=199
199 % 10 = 9
So 1308889-59-9 is a valid CAS Registry Number.