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Spectinomycin sulfate tetrahydrate

Spectinomycin is a broad-spectrum antibiotic that has a strong inhibitory effect on Gram-positive and negative bacteria, and it can inhibit Staphylococcus aureus, Hemolytic streptococcus, Pneumococcus, Proteus vulgaris, Pneumoniae, and Mycoplasma. Microplasma and some solitary bacteria are effective.


In ferrous metallurgy:Ferroniobium (produced by silicon reduction of columbite) is used to alloy stainless steels and metals for welding rods.In niobium base alloys for high temperatures and nuclear reactions.Niobium has some use as a getter in electronic vacuum tubes.

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Pentamidine Isethionate

1. Has been widely used as a drug to treat protozoal diseases, such as malaria, amoebic dysentery and trypanosomiasis. It has also been shown to be effective for both prophylaxis of pneumocystic carinii pneumonia (PCC).
2. Antiparasitic
In the analysis work, it is often necessary to use a compound of good quality and accurate content, which is used as a comparison for detection control, or used to calibrate the instrument. This compound is called a standard. Or standard. The standard product refers to the standard substance used to determine the potency of biological products. The production department must provide the standard product expressed in units (μ) of its potency when it is approved as a quality standard for biological products. According to the application, the standard products for inspection can be divided into biological standard products for biological verification of biological products, endocrine drugs, antibiotics and so on.
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