198885-82-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 198885-82-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,8,8,8 and 5 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 198885-82:
(8*1)+(7*9)+(6*8)+(5*8)+(4*8)+(3*5)+(2*8)+(1*2)=224
224 % 10 = 4
So 198885-82-4 is a valid CAS Registry Number.