Answer / ccc

Class-3

why we are performing residue on ignition?

2 Answers  

---

WHAT IS THE USE OF STARTER ?????????

0 Answers   Sharp,

---

is there any exact definition for Theoritical plates ? chennu srinivas

5 Answers  

---

what is stability study ? why it is needed and how itis done

2 Answers   Dr Reddys, RB,

---

Dear sir, This is R.Kadambavadani working in a pharma industry. while doing RS analysis of ibuprofen API, unknown peak eluting some times in the 0.6 Min RT. Kindly send me what is the exact reason behind that. also am using ACN the mobile phase.

1 Answers  

---

what is mean by 40 in the dissolution basket mesh size?

0 Answers  

---

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

6 Answers  

---

can i use hplc detector to uplc and why?

0 Answers   Mylan, SGS,

---

we run the same sample in same method in different flow rates in HPLC,any changes in sample analysis?

2 Answers  

---

what is the need of calulation of RRF of impurity in HPLC analysis?

9 Answers  

---

When ever we perform system suitability,inject the corresponding standard 6 times why? is thair any reson

4 Answers  

---

what is relationship between absorption and transmittance in u.v.?

11 Answers   Orchid,

---