Omnia Rabea

10 Questions 4 Answers 0 Followers

Questions related from Omnia Rabea

Hi i want equations for chl a and caretenoids calculation in water ?

In algae i care about cyanobacteria

02 June 2023 2,809 3 View

Hi i want equations for carbonate and bicarbonate calculation in water ?

I have amount of Hcl used and it's concentration

05 April 2023 795 1 View

Hi i want equations for calcium and magnesium calculation in water ?

I have the volume of edta but i need how to calculate calcium and magnesium by mg/l

05 April 2023 5,044 1 View

Nitrate determination in water samples?

Hello i want a method to determine nitrate in water samples without a device otherthan spectrophoto meter???

04 June 2022 7,365 9 View

How to convert molarity into Normality ?

I want a law to convert molarity into Normality

04 June 2022 1,163 6 View

Can any one help me in obtain bicine ( chemical substance) important for algal culture i need 0.5 gm with any price in egypt i can't wait import ?

Please help it's important for my work and i want 0.5 gm only with any price

10 December 2021 4,262 0 View

Chemicals for algal toxins extraction

Hi guys can you advise me from where can i obtain elisa kits .... C18 cartilages with suitable prices their prices very high !! I want to bring them to egypt do u know how can i obtain if any one...

01 January 1970 3,932 2 View

Microcystis isolation problem

Hi guys i have a problem with microcystis culture and isolation no media give me good results We used BG11 media and z8 and no result if some one know media for microcystis culture and...

01 January 1970 3,714 1 View

Easy way to determine sulphate in water

I want easy method to determine sulphate in water by spectrometry And method allow me to measure sample after time ?

01 January 1970 8,167 3 View

obtaining Cyanobacteria in winter

Hi guys I work on cyanobacteria specially hepatotoxin producers but i face a bad problem in winter growth so bad and i can't find species diversity how can i solve this problem and how can prove...

01 January 1970 9,701 3 View