1858223-99-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1858223-99-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,8,5,8,2,2 and 3 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1858223-99:
(9*1)+(8*8)+(7*5)+(6*8)+(5*2)+(4*2)+(3*3)+(2*9)+(1*9)=210
210 % 10 = 0
So 1858223-99-0 is a valid CAS Registry Number.