Answer / divyesh patel

The frgmentation pattern in MASS helps to understand the
chemistry of a structure. But we need to have the route. By
the frgmantation pattern we can be able to conform the
structure. It is nothing but the masses of diffrent
possibilities of formation of structure by combination of
diffrent groups.The same are broken by applying energy with
the intension of fragmentation. Some times the helgen
pattern may also help to conform structure.

What is the name of the detector used in TOC?

1 Answers   Lupin,

---

What is stray light in uv what are units for stray light

0 Answers   Dr Reddys,

---

what is the principle of assay of sodium nitrite?

2 Answers  

---

Why do we use sodium salicylate for Calibration TLC Cabinet U.V Lamps

3 Answers   Matrix, Spar Labs,

---

what are peak purity,peak purity index,peak thresold

2 Answers  

---

what are the primary standards of redox titrations?Name any two.

2 Answers   Laurus,

---

for heavy metal test lead used in which form pure form or any other form for preparation of lead standard sol

1 Answers   Watson Pharmaceuticals,

---

What is the difference between drug product and drug substance?

1 Answers   Apotex,

---

why KF factor is between 4.5 to 7.5 mg/ml ? why ? why sometime pyridine is used in analysis like in raw material solvent like acetone etc?

11 Answers   Aurobindo, GVK, Sohan Healthcare,

---

How can you prepare 0.1% Phosphate buffer solution?

6 Answers  

---

Why do we use 500ppb sucrose and 500ppb 1,4 benzoquinone in TOC calibration?

1 Answers  

---

Why are use silicon oil mr?

0 Answers  

---