Prix FOB
Obtenir le dernier prix|
1 Kilogram Minimum Order
Pays:
China
N ° de modèle:
-
Prix FOB:
Localité:
-
Prix de commande minimale:
-
Commande minimale:
1 Kilogram
Packaging Detail:
-
Heure de livraison:
5 days after receiving the payments
Capacité de Fournir:
-
Payment Type:
T/T, L/C, Western Union
Groupe de produits :
Personne àcontacter Ms. Joy
No 5 jinjiang road, xiaohe-tech zone, Guiyang, Guizhou
Pyrogallic Acid
Synonyms:
Pyrogallol solution,pyrogallol,1,2,3-Benzenetriol
Chemical name: 1,2,3-Trihydroxybenzene
Molecular form: C6H3(OH)3
Molecular weight:126.11
Appearance:white glossy crystal powder.
specific density:131 ℃～ 133 ℃
Solubility:Easily soluble in water. Water
solubility : 40 （ 13 ℃） 62.5 （ 25 ℃） soluble in
alcohol and aether and insoluble in carbon bisulfide, benzene and
others.
Combustion heat:638.7 calories /kg
Oxygen absorbed:245 ～ 246cm3 O 2 /g
Executive standard:PYROGALLIC
ACIDÂ Â Â Q/BCC002-2010
Conform to the American " Chemical reagent standards" and the
Japanese National Standard K8780 for reagent
Specification:
| Â Index name | Â Analytical reagen( A.R ) | Â Chemically pure reagent( C.P ) | Â Industrial grade |
| Â Purity | Â 99.9%min | Â 99.5%min | Â 99.0%min |
|  Melting point range |  131.5 ~ 134℃ |  131 ~ 135℃ |  130 ~ 136℃ |
|  Water solubility |  Clear and transparent |  Clear and transparent |  Insoluble matter0.1%max |
| Â Ignition residue | Â 0.025%max | Â 0.05%max | Â 0.1%max |
| Â Chloride (CL) | Â 0.001%max | Â 0.002%max | Â ------ |
| Â Sulfate (SO4 ) | Â 0.010%max | Â 0.010%max | Â ------ |
| Â Heavy metal(Pb) | Â 0.0005%max | Â 0.0005%max | Â ------ |
| Â Sulphate(SO4-) | Â ---- | Â 0.01% | Â 0.02% |
| Â Chloride(CL-) | Â ---- | Â 0.01% | Â 0.02% |
Â
Application :As chemical reagent and medical intermediates; It is widely used in fine chemicals, new-type photosensitive material, food preserving, new medicine for heart and mental diseases, tumor, senile dementia and mental disorder, textiles printing and dyeing, light industry, color printing and plate making, microelectronic industry, rare metal analysis, gasometric analysis and film developing. It has great potential market.
Packing:In 25 kg /paperboard drum with two-layer plastic inner bag.
Storage:Avoid moisture and light; sealed in storage.
| Pays: | China |
| N ° de modèle: | - |
| Prix FOB: | Obtenir le dernier prix |
| Localité: | - |
| Prix de commande minimale: | - |
| Commande minimale: | 1 Kilogram |
| Packaging Detail: | - |
| Heure de livraison: | 5 days after receiving the payments |
| Capacité de Fournir: | - |
| Payment Type: | T/T, L/C, Western Union |
| Groupe de produits : | antioxident |
