Product Description
| Testing Item |
Standard |
| Content (%) |
50.0 Min |
| Phosphorous Acid (H3PO3) |
0.3% Max. |
| Iron (ppm) |
5 Max |
| Chloride (Cl) (ppm) |
100 Max |
| Sulfate (SO4) (ppm) |
100 Max |
| Ca (ppm) |
100 Max. |
| Cu (ppm) |
5 Max. |
| As (ppm) |
1 Max. |
| Sb (ppm) |
1 Max. |
| Sod (ppm) |
500 Max. |
| Color (APHA) |
25 Max. |
| Appearance |
Colorless and Clear Liquid |
Specification
Product Name: HYPOPHOSPHOROU ACID ( 50.0 % )
Molecular Formula: H3PO2
Molecular Weight: 65.99
Specific Gravity at 25ºC: 1.19 - 1.22
CAS No.: 6303-21-50
EINECS: 228-601-5
UN No.: 3264
Hazard Class: 8
Packing Group: III
Application
1. Used for strong reducing agent, for the production of sodium hypophosphate, calcium hypophosphate and other phosphates.
2. Used for electroplating bath,Pharmaceutical,Reducing agent,General purpose reagent.
3. Strong reducing agent. Such as reduction to remove halogens from the aromatic ring of a polynitro compound.
4. Used as reducing agent, used in the production of secondary phosphate, pharmaceutical industry, etc
Packaging & Shipping
Company Profile
Our Factory and Experiment
Our manufacture has the most advanced design. It is full automatic converter and stainless steel vacuum evaporation high quality sodium sulfide production line, an annual quantity is 50000 tons of II of yellow flake.The quality is the best in southwest region of similar products.
Our products are widely used in chemical industry, nonferrous metallurgy industry, dyestuff, papermaking, leather and rubber industry, such as light industry.
We will provide the high quality and stable quantity. We are manufacture instead of trader.Now enjoy your visiting and hope to hearing from you!
ShanYu is committed to the production and supply of high-quality raw materials used in Plant Nutrition,Cosmetics and personal care Pharmaceutical,Food and other industries,changing the word and our life.
Exhibition
Our Team and Exhibition
FAQ
Q1: Which kind of payment terms do you accept?
You can pay by T/T ,Western Union .
Q2:What's your package condition?
Powder: PE bag, glass bottle or PTFE bottle for inner packing.
Liquid: glass bottle or PTFE bottle for inner packing.
Bulk order: Fiber drum or steel drum.
Q3: Can you give me a discount price?
Yes, you can, larger quantity, more favorable price.
Q4: How can I get a sample?
Free samples is available,but freight charges will be at your account and the charges will be return to you or deduct from your order in the future.
Q5: How to confirm the Product Quality before placing orders?
You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples.You can send us your product specifications and requests,we will manufacture the products according to your requests.
Q6: How do you treat quality complaint?
First of all, our quality control will reduce the quality problem to near zero. If there is a real quality problem caused by us,we will send you free goods for replacement or refund your loss.
Q7: How to delivery by express?
Parcel will be shipped out within 1-3 working days after payment received. Make sure SAFE channel!
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