Optimization and Preparation of Tallow with a Strong Aroma by Mild Oxidation
, Li** Wang 1, Qiaojun Wang 2,*, Guoli Ma 2 and Yang **ao 3
Round 1
Reviewer 1 Report
The presented topic is original and interesting. The authors have made an effort to conduct a reliable qualitative and quantitative analysis. Nevertheless, there is a lack of information and I have suggestions to improve the manuscript.
1. Add some essential data of qualitative and quantitative analysis from the odors study to the abstract.
2. Lines 111-112: add space before min. Check the whole manuscript
3. Add references to Food Safety Standards.
4. Materials and Methods: add a paragraph about Chemicals where you put a name, CAS, purity, and supplier of all reagents that you used.
5. In which solvent was prepared 1-hexanol?
6. Description of the SPME method should be written in the past tense, for example, The carrier gas was….Check the whole manuscript
7. Add the Brand and model of GC-MS
8. Solute delay or solvent delay?
9. Why do you use solvent delay in spme method? Don’t you smell the most volatile compounds during the first 4 min of the chromatogram?
10. Which equipment did you use for smelling? Sniffing port? From which company?
11. 2.8. Statistical analysis (capital letter)
12. Add a description of how quantitative analysis was performed
13. Name well the analytical methods or SPME-GC-MS or SPME-GC-O-MS
14. Which program did you use for PCA? Add to the statistical part
15. Figure 4 improve the names of compounds as they are overlaid
16. Figure 8 add errors to all data
Author Response
Dear reviewer
The manuscript is revised according to your comments, please have a check. If more are needed, please let me know, and we are sure to do our best to meet your requirement.
Sincerely Yours
Huanlu Song
Author Response File: 
Author Response.pdf
Reviewer 2 Report
Comments for author File: Comments.pdf
Author Response
Dear Reviewer
The manuscript is revised according to your comments, please have a check. If more are needed, please let me know.
Sincerely Yours
Huanlu Song
Author Response File: Author Response.pdf
Round 2
Reviewer 1 Report
The manuscript has been significantly improved. I don´t have any more suggestions.
Reviewer 2 Report
Thank you for your response. I have no comments anymore.
