Johannesburg, South Africa
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Our offered Product range includes High Quality Industrial Grade L Tartaric Acid and Boron Fertilizer H3BO3 Powder Boric Acid.
backed by rich industry experiences, we are leading exporter, distributor, supplier and trading company of tartaric acid in johannesburg, gauteng, south africa.
synonyms: butanedioic acid, 2, 3-dihydroxy-
cas number: 87-69-4, molecular weight: 150.1, chemical formula: c4h6o6, einecs ec number: 201-766-0, fema: 3044
tartaric acid bp grade
c4h6o6 --- 150.1--- 87-69-4
ph eur
definition
(2r, 3r)-2, 3-dihydroxybutanedioic acid.
content: 99.5 per cent to 101.0 per cent (dried substance).
characters
appearance: white or almost white, crystalline powder or colourless crystals.
solubility: very soluble in water, freely soluble in ethanol (96 per cent).
tartaric acid usp nf grade
c4h6o6 150.09
butanedioic acid, 2, 3-dihydroxy-; butanedioic acid, 2, 3-dihydroxy-, [r-(r*, r*)]-.
tartaric acid; l -(+)-tartaric acid [526-83-0] and [87-69-4].
identification:
a: it responds to the tests for tartrate.
b: when ignited, it gradually decomposes, emitting an odor resembling that of burning sugar
(distinction from citric acid).
specific rotation: between +12.0 and +13.0
tartaric acid fcc food grade
l(+)-tartaric acid
c4h6o6 formula wt 150.09
cas: [87-69-4]
fema: 3044.
tartaric acid acs ar analytical reagent grade
2, 3-dihydroxybutanedioic acid
hooc(choh)2cooh
formula wt 150.0
cas number 87-69-4
requirements
assay: not less than 99.0%
maximum allowable
insoluble matter: 0.005%
residue after ignition: 0.02%
chloride (cl): 0.001%
oxalate (c2o4): passes test
phosphate (po4): 0.001%
.
owing to our years of industry experience and market understanding, we are leading exporter, distributor, supplier and trading company of boric acid in johannesburg, gauteng, south africa.
boric acid bp
h3bo3 -- 61.8 -- 10043-35-3
boric acid bp
definition
boric acid contains not less than 99.0 per cent and not more than the equivalent of 100.5 percent of h3bo3.
characters
a white, crystalline powder, colourless, shiny plates greasy to the touch, or white crystals, soluble in water and in alcohol, freely soluble in boiling water and in glycerol (85 per cent).
boric acid usp nf
h3bo3 -- 61.83
boric acid usp-nf (h3bo3) [10043-35-3].
boric acid contains not less than 99.5 percent and not more than 100.5 percent of h3bo3, calculated on the dried basis.
solubility in alcohol one g dissolves completely in 10 ml of boiling alcohol.
completeness of solution one g dissolves in 25 ml of water, producing a clear solution.
identification it responds to the tests for borate.
loss on drying dry it over silica gel for 5 hours: it loses not more than 0.5% of its weight.
heavy metals dissolve 1 g in 23 ml of water, and add 2 ml of 1 n acetic acid: the limit is 0.002%.
acs specifications
american chemical society
boric acid acs analytical reagent
requirements
assay: 99.5% h3bo3
maximum allowable
insoluble in methanol . 0.005%
nonvolatile with methanol . 0.05%
chloride (cl) . 0.001%
phosphate (po4) . 0.001%
Thomas Cann (Stann Groups Ltd)181, Main Street, Johannesburg Gauteng South Africa, South Africa
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