1610883-70-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1610883-70-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,1,0,8,8 and 3 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1610883-70:
(9*1)+(8*6)+(7*1)+(6*0)+(5*8)+(4*8)+(3*3)+(2*7)+(1*0)=159
159 % 10 = 9
So 1610883-70-9 is a valid CAS Registry Number.