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Organic Chemistry (342) - Inorganic Chemistry (123)
- Analytical Chemistry (1387)
- Physical Chemistry (62)
- General Chemistry (478)
- Chemistry AllOther (190)
I have 1 gram of Diphenylamine and want to make a 10,000 or 1000 ppm solution in methanol. How do I make this?
9 16749Why do we use KMnO4 in the test of control of obsorbance ? and why do we take specific quantity i.e 57-63mg?
2894why 1.2%kcl solution is using in limit os straylight?and why this test used for uv calibration?
1 8407why phepolphthalene giving pink color when we titrate against to NaOH Solution ,giving colrless titrating aginsiting with acids?
2 5860
how to qualify the impurity?
we can use expired sample for validation and analyst qualification?
Why irmoisture balance is used for corrugated box moisture testing
Explain the protein in chemistry?
what is the acceptance criteria for enteric coated tablets in 0.1n hcl validation in each parameter?
What is blank solution?
Write the structural formula for edta.
Why is disodium salt of edta preferred to edta?
What is the main difference between ODS1 and ODS2 Hplc column.
why we use a particular hplc column for a particular compound give reasons?please
Name the branch of chemistry that deals with the relationship between electricity and chemical reactions?
Why is ph increases suddenly after the equivalence point?
Give lewis dot structure for HBrO4?
process of Diclofenac sodium,IP.
how will you do the prep for unstable componds?
