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Sodium benzoate
Sodium benzoate

Name:Sodium benzoate

 

CAS NO :  532-32-1

 

EINECS No.: 208-534-8

 

Molecular Formula :C7H5NaO2

 

Molecular Weight : 144.11

 

Specifications:

 

 

Standard

 

Item

BP98

BP2000

USP24

E211

Pharmacopoeia

GB-2000

Appearance

White, powder particle and with styrax benzoin smell.

Content(as dried base)%

99.0%-100.5%

99.0%-100.5%

99.0%-100.5%

99.0%-100.5%

99.0%-100.5%

Loss on drying

2.0

2.0

1.5

1.5

1.5

Heavy metals

10ppm

10ppm

10ppm

10ml/kg

10ppm

As

--

--

--

3ml/kg

5ppm

Pb mg/kg

--

--

--

5

--

Hg mg/kg

--

--

--

1

--

Transparency and color

According to Y6

---

---

---

---

Acidity & alkalinity

Qualified with regulations

Qualified with regulations

---

0.25ml/0.1N

Qualified with regulations

Chloride

200ppm

200ppm

---

---

---

Chlorinated compounds

300ppm

300ppm

---

<600ppm

---

Polycyclic acids

--

---

---

Passing test

---

Fusion point C

---

---

---

121.5-123.5

---

Compounds easy to be oxide

--

---

---

Passing test

---

Dissoluble state

--

Passing test

---

---

---

Packing: In 25KG plastic woven bag with fixed poly inner/In 25KG kraft paper bag with fixed poly inner liner.

Applications: as preservative, anti-microorganism agent used widely as mordant, plasticizer and antifreeze solution.

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