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79690

Sigma-Aldrich

磷钨酸 水合物

for microscopy

同義詞:

钨磷酸

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About This Item

線性公式:
H3[P(W3O10)4] · xH2O
CAS號碼:
分子量::
2880.05 (anhydrous basis)
MDL號碼:
分類程式碼代碼:
12171500
PubChem物質ID:
NACRES:
MA.02

等級

for microscopy

品質等級

形狀

powder or crystals

雜質

≤0.002% total nitrogen (N)

損耗

≤15% loss on drying

pH值

2 (20 °C)

mp

~95 °C (lit.)

溶解度

water: 0.5 g/10 mL, clear, colorless

負離子痕跡

chloride (Cl-): ≤50 mg/kg
sulfate (SO42-): ≤100 mg/kg

正離子痕跡

Ca: ≤20 mg/kg
Cu: ≤5 mg/kg
Fe: ≤20 mg/kg
K: ≤50 mg/kg
Na: ≤50 mg/kg
Pb: ≤20 mg/kg
Zn: ≤5 mg/kg

應用

diagnostic assay manufacturing
hematology
histology

儲存溫度

room temp

SMILES 字串

O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.OP(O)(O)=O

InChI

1S/H3O4P.H2O.36O.12W/c1-5(2,3)4;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;/h(H3,1,2,3,4);1H2;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;

InChI 密鑰

AVFBYUADVDVJQL-UHFFFAOYSA-N

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一般說明

磷钨酸水合物是一种杂多酸。适用于检测生物碱和含氮碱类的试剂。它适用于制造有机颜料,和在电镀工业中作为添加剂。它赋予塑料、粘合剂和水泥防水性。它还被用作有机反应的催化剂。

應用

磷钨酸水合物可用作染色剂,用于十六烷基三甲基溴化铵(CTAB)包被金纳米棒的透射电子显微镜(TEM)成像。它可用于制备:
  1. 磷钨酸掺杂的有机改性硅酸盐(ormosil)杂交网络
  2. Niobia负载型磷钨酸(PTA)催化剂
  3. 二氧化钛(TiO2)纳米颗粒/磷钨酸(HPW)薄膜。

其他說明

蛋白质定量测定 Folin-酚法综述

訊號詞

Danger

危險聲明

危險分類

Acute Tox. 4 Oral - Aquatic Chronic 2 - Eye Dam. 1 - Skin Corr. 1C

儲存類別代碼

8B - Non-combustible corrosive hazardous materials

水污染物質分類(WGK)

WGK 2

閃點(°F)

Not applicable

閃點(°C)

Not applicable

個人防護裝備

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges


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