What is the difference between spectro meter and spectro photo meter?

10405

---

How do we fix the sample concentaryion in hplc method development?

661

---

How to caluclate %w/v& %w/w ple give examples solids&liquids 10%NAOH W/W 10%W/V- 20%HCL W/W &W/V

2060

---

Suppose u have combipack product and u get 2 or more peaks which are other than there placebo then what we can do

1903

---

If inhouse hplc related substance method is completly diffrent from Usp for finished proďuct with diffrent impurities then how require to prove method equivalecy?

308

---

---

Related substance method equivalency on control sample or spiked sample?

297

---

What is the resulting solution when benzene and toluene are mixed ?

578

---

Is napthalene aromatic?

759

---

What is density of a liquid?

585

---

what things are suitable for investigatory project?

2248

---

Why we use potassium dichromate in control of absorbance in uv region and copper sulphate in control of absorbance in visible region?

2450

---

What are the two most abundant elements in the universe?

569

---

From where require to take the RLD sample?

270

---

what is classification of elemental impurities? what is risk assement in elemental impurities?

334

---

composition of stainless steel

1408

---