Alginic acid, sodium salt

Name: Alginic acid, sodium salt
SKU: 177775000

CAS: 9005-38-3 | (C6H7O7)A(C6H7O7)BNa

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Quantity:

5 g

250 g

500 g

2.5 kg

Packaging:

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Plastic Bottle

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產品號碼 177775000

價格 (TWD)

Quantity:

500 g

Packaging:

Plastic Bottle

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化學識別

CAS9005-38-3

Molecular Formula(C6H7O7)A(C6H7O7)BNa

SMILES[Na+].O[C@H]1[C@@H](O)[C@H](O-*)[C@H](O[C@H]1O-*)C([O-])=O.O[C@H]1[C@@H](O)[C@H](O-*)[C@@H](O[C@H]1O-*)C([O-])=O

Molecular Weight (g/mol)NaN

規格

規格表

Appearance (Form)Powder

Heavy metals (as Pb)=<20 ppm

Viscosity350 to 550 mPa.s (1 % at 20°C) (Brookfield LV)

Appearance (Color)Almost white to yellow-brown

Loss on drying=<15.0 % (100 mg, 105°C, 4 hrs)

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This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

RUO – Research Use Only

常見問答集 (常見問題)

What is the molecular weight and M/G ratio of Alginic acid, sodium salt (Cat. No. 177775000, 177770050, 177772500, 177770025)?

The molecular weight of Alginic acid, sodium salt (Cat. No. 177775000, 177770050, 177772500, 177770025) is 450,000-550,000 Dalton and the M/G ratio is 1.5-1.6, thus ~60% mannuronic acid (m) and ~40% guluronic acid (n).