| Model: | - |
|---|---|
| Brand: | PHOECHEM |
| Origin: | Made In China |
| Category: | Chemicals / Inorganic Chemical Materials / Inorganic Salt |
| Label: | Sodium Sulfate Form |
| Price: |
-
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| Min. Order: | - |
| Live Chat: | Last Online:05 Aug, 2015 |
1.Product Name: Sodium Sulfate Formaldehyde
2. Molecular formula: NaHSO2.CH2O.2H2O
3. Molecular weight: 154.11
4 .Purity:98%
5. Appearance: white block
6. Implementation standards: Mercury / t2281-2006
7.CAS number: 6035-47-8
8 .Packaging and storage:
PE PP / 25KG bag. Stored in a cool, ventilated and dry warehouse. Save in a sealed container.
9. Use: it mainly is used as discharge agent, in the printing and dyeing industry as a reducing agent, activation and synthetic resin agent in the production of styrene butadise rubber, can also be used for bleaching and bleaching agent such as organic matter. For example: as a bleaching agent in synthetic rubber, it can replace the Sodium Bisulfite in some special conditions.
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Test item |
The factory technical indicators |
National standard(first-class) |
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Appearance |
yellowish-brown powder |
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Water-reducing rate,% |
≥15 |
≥12 |
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Bleeding ratio ,% |
≤40 |
≤100 |
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Air content,% |
3.0-5.0 |
3 |
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The difference between the setting time(min) |
initial set |
-60~+120 |
-90~+120 |
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final set |
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Compressive strength rate,%≥ |
3days |
125 |
115 |
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7days |
120 |
110 |
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28days |
110 |
100 |
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Ratio of shrinkage,% |
28days |
≤120 |
≤135 |
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Index of relativ durability,%,200times,≥ |
90 |
80 |
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Effect on steel corrosion |
None |
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Cement paste fluidity(mm) |
200min |
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