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植酸钠 Phytic acid sodium salt hydrate

所属分类:其它生化试剂
商品编号:P8810
商品规格:10g分装
计量单位:
库存现状:20
参考价:¥340
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商品简介

详细说明

Sigma P8810  植酸钠 Phytic acid sodium salt hydrate

产品说明:

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Synonym myo -Inositol hexakis(dihydrogen phosphate)

Inositol hexakisphosphate

Inositol hexaphosphoric acid

InsP 6

Molecular Formula: C 6 H 18 O 24 P 6 · xNa + · yH 2 O

Molecular Weight: 660.04 (anhydrous free acid basis)

Descriptions:

Biochem/physiol Actions: Phytic acid is present in all eukaryotic cells. In plants, it is known to function as a [PO 4 ] 3− storage depot and precursor for other inositol phosphates and pyrophosphates. Its high surface negative charge makes it a potent chelator of divalent and trivalent cations in vitro, and it is most likely associated with Ca 2+ or Mg 2+ ions in vivo. In yeast, phytic acid acts with the nuclear pore protein Gle1 to regulate the nuclear export of mRNA by coactivating the RNA-dependent ATPase activity of DExD-box protein 5 (Dbp5).

Properties:

biological source …………………………………………………from rice

cation traces ………………………………………………………Ca: ≤ 2%

TEST

SPECIFICATION

APPEARANCE

WHITE TO OFF-WHITE POWDER

SOLUBILITY

CLEAR TO VERY SLIGHTLY HAZY COLORLESS TO FAINT YELLOW SOLUTION AT 50MG/ML IN WATER

PROTON AND CARBON-13 NMR SPECTRA

CONSISTENT WITH STRUCTURE

LOSS ON DRYING

REPORT RESULT

ICP-ATOMIC EMISSION *

MINIMUM 5 MOLES SODIUM/MOLE

19.0 TO 25.0% PHOSPHORUS

NMT 2% CALCIUM

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