Answer / bhargavi

ventillation is nothing but perging.solution used
methanolor acetonitrile and distilled water.

Answer / dr. sp goswami

Ventillation in HPLC is purging

Answer / raju kumar

perging solution metanol and distilled water used for
ventilation

What is the thickness of polystyrene film?

8 Answers   Pharmaffiliates Analytics and Synthetics,

---

what is the principal of malvern particle sizer & its used in pharma industry

3 Answers  

---

%lod always grater than %water content for same product??

1 Answers  

---

I want analyze my compound at 325 nm so which standard shall i use to calibrate my HPLC system? How i can assure my hplc detector is suitable or not?

3 Answers   AMRI,

---

what v define from IR & NMR spectroscopy ?

2 Answers   Sun Pharma,

---

---

for which type of applications gas chromatography is used?

2 Answers  

---

IN pH CALIBRATION,CALIBRATION IS DONE FOR pH METER OR ELECTRODE?HOW WILL YOU JUDGE THAT THE METER TO BE CALIBRATED WITH 4,7,9.2 BUFFERS?EXPLAIN TEMPERATURE EFFECTS ON pH.

1 Answers   Aurobindo,

---

my name is santhosh i cmpleted b.pharmacy in 2009 then i went to uk in 2010 to pg diploma business management. after i came back to india.. recently again apply to uk for pharmaceutical analysis. they refused my visa you failed to explain y u r change subject. so plz ineed answer for y change the cource

1 Answers  

---

class of solvent regarding Residual solvent e.g. Acetone his class

1 Answers  

---

why phepolphthalene giving pink color when we titrate against to NaOH Solution ,giving colrless titrating aginsiting with acids?

2 Answers   Graviti Pharmaceuticals, Vimta Labs,

---

In Dissolution Test why limit is define Q+5% what is the role of +5%.

0 Answers  

---

In Number of Theoretical Plates (N) = 16 (tr/w)2. where tr: retention time, and W: peak width. My Question is here in formula what is 16.Can u explain briefly? ---Veerabhadrarao.M

3 Answers   Micro Labs, Richter Themis, Sun Pharma,

---