Answer / ram kumar

Firstly the basic difference is no. of Carbon atoms. C-18 has higher retention and Hydrophobicity as compared to the C-8.

What is vial equlibriation in Gc?

1 Answers  

---

what is regration method in method validation , how we can calculate it.

3 Answers   Cipla, Sun Pharma,

---

Why chromic acid wash is not recommended by USP for glassware cleaning?

1 Answers   Lupin,

---

What is the size of capillary tube used for analysing melting point?

1 Answers   Apotex,

---

difference between record & document ?

4 Answers  

---

What is the difference between Paddle and Basket Why we are using Basket or paddle in dissolution.

7 Answers   Apotex, Cipla, GSK, Intas, Zydus Cadila,

---

what is mean by UOD?

2 Answers  

---

what is differance between density and specificgravaty

2 Answers   Neuland,

---

What is method validation in quality control

1 Answers   Alchem,

---

what is the limit of Correlation for IR test compare to the standard and test

3 Answers   Nakoda Chemicals,

---

Why potassium dichromate was using in Uv calibration?

1 Answers  

---

for which type of applications gas chromatography is used?

2 Answers  

---