Answer / sharma

20 ml

What is difference between the working standard and reference standard?

1 Answers  

---

What is difference between chemical Assay and Hplc assay?

2 Answers   Lee Pharma,

---

How to calibration of the uv spectroscopy and its test?

0 Answers  

---

How to decide restandardisation due or retest or expiry of Volumetric solutions prepared in wet chemistry lab?

6 Answers   NCL,

---

WHEN AN UN KNOWN SAMPLE IS GIVEN TO U,HOW WILL U START THE ANALYSIS(ie FIRST WHICH TEST TO BE DONE,NEXT,THEN NEXT),HOW WILL U DECIDE WHICH TYPE OF ANALYSIS TO BE DONE FOR IT?

2 Answers   Aurobindo,

---

only one end point is possible for citric acid and we get 2 end points for di acid why?

3 Answers   Reddy Labs,

---

IN DISSOLUTION WE ARE USING A LETTER 'Q' WHAT IS MENT BY Q

5 Answers   Reddy Labs, Torrent Pharma,

---

How can we konw that the HPLC column is endcapped? Is it possible to identify visually without COA?

2 Answers   JBCPL,

---

water is more polar than acetonitrile.but in reverse phase chromatography peaks elute earlier when we increse Acetonitrile.what is the reason.

10 Answers   Matrix,

---

what is separation techniques.

1 Answers   Glenmark,

---

How did you conclude that when stressing a compond, all degradation products have eluted in chromatogram?

7 Answers   Matrix,

---

Polarized meter calibration, 1. Method name? 2. Which solution use? 3.why?

1 Answers  

---