855912-39-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 855912-39-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,5,9,1 and 2 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 855912-39:
(8*8)+(7*5)+(6*5)+(5*9)+(4*1)+(3*2)+(2*3)+(1*9)=199
199 % 10 = 9
So 855912-39-9 is a valid CAS Registry Number.