871883-94-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 871883-94-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,7,1,8,8 and 3 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 871883-94:
(8*8)+(7*7)+(6*1)+(5*8)+(4*8)+(3*3)+(2*9)+(1*4)=222
222 % 10 = 2
So 871883-94-2 is a valid CAS Registry Number.