1363 product(s) found for Lab Chemicals
50g Aniline Blue C.I. 42755
£20.73
Aniline Blue is also known as Acid Blue 22 is a Brownish-purple crystalline powder with metallic lustre. It can be used to stain collagen commonly in the Picro-Mallory method. Aniline Blue water soluble...
50g Basic Fuchsin Powder C.I. 42510
£11.74
Basic fuchsin is a fluorescent dye composed of rosaniline, magenta II, pararosaniline and new fuschsine. Basic fuchsin staining is certified to use for the detection of acid-fast bacilli and is commonly...
50g Brilliant Blue FCF (E133) Food Grade C.I. 42090
£35.77
C.I. 42090 E133 Minimum Assay: 88.5% Identification: Loss on Drying: 11.60% @ 135 C Water Insoluble Matter: 0.014% Esther Extractable Matter: 0.20% Leuco Base: 5.0% Lead (Pb): 2.0% Arsenic (As): Mercury...
50g Brilliant Crystal Scarlet C.I. 16250
£36.19
Ponceau 6R, or Crystal ponceau 6R, Crystal scarlet, Brilliant crystal scarlet 6R, Acid Red 44, or C.I. 16250, is a red azo dye. It is soluble in water and slightly soluble in ethanol. It is used as a food...
50g Bromocresol Green Sodium Salt
£109.20
Bromocresol green (BCG) is a dye of the triphenylmethane family (triarylmethane dyes). It is used as a pH indicator in applications such as growth mediums for microorganisms and titrations. Biological...
50g Bromocresol Green Sodium Salt
£109.20
Bromocresol green (BCG) is a dye of the triphenylmethane family (triarylmethane dyes). It is used as a pH indicator in applications such as growth mediums for microorganisms and titrations. Biological...
50g Bromocresol Purple Free Acid
£36.27
Bromocresol purple (BCP) or 5 ,5 -dibromo-o-cresolsulfophthalein, is a pH indicator. In its sultone form, it has a pKa value of 6.3, 1 and is usually prepared as a 0.04% aqueous solution. Biological Stain...
50g Bromophenol Blue Indicator ACS
£41.81
Bromophenol blue is used as a pH indicator, a colour marker, and a dye. Biological Dye pH Indicator Minimum Assay: 98% Molecular Formula: C19H10Br4O5S Molecular Weight: 669.08 g/mol Melting Point: 270...
50g Cetyl Alcohol
£10.06
Cetyl alcohol, also known as 1-hexadecanol and palmityl alcohol, is a common ingredient in a variety of personal care products and cosmetics. It is derived from vegetable oils such as palm or coconut oil....
50g Congo Red C.I. 22120
£37.21
In biochemistry and histology, Congo Red is used to stain microscopic preparates, especially as a cytoplasm and erythrocyte stain. Apple-green birefringence of Congo Red stained preparates under polarized...