857506-75-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 857506-75-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,7,5,0 and 6 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 857506-75:
(8*8)+(7*5)+(6*7)+(5*5)+(4*0)+(3*6)+(2*7)+(1*5)=203
203 % 10 = 3
So 857506-75-3 is a valid CAS Registry Number.