907972-50-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 907972-50-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,0,7,9,7 and 2 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 907972-50:
(8*9)+(7*0)+(6*7)+(5*9)+(4*7)+(3*2)+(2*5)+(1*0)=203
203 % 10 = 3
So 907972-50-3 is a valid CAS Registry Number.