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Sponge microneedle is also called sponge bone needle, diatom bone needle, water needle and biological
microneedle. Sponge is the simplest multicellular organism that grows in marine or fresh water environment.
Sponge microneedles are powdery to the naked eye, and are sharp rod-shaped crystal bone needles and blunt bone needles under the microscope. This kind of needle crystal is a good impurity absorber, which
can not only destroy the protein structure of microorganisms or viruses, but also absorb impurities or precipitate
pigments in the solution with negative ion charges. Sponge microneedle is also called sponge bone needle,
diatom bone needle, water needle and biological microneedle. Sponge is the simplest multicellular organism
that grows in marine or fresh water environment. Sponge microneedles are powdery to the naked eye, and
are sharp rod-shaped crystal bone needles and blunt bone needles under the microscope. This kind of
needle crystal is a good impurity absorber, which can not only destroy the protein structure of microorganisms
or viruses, but also absorb impurities or precipitate pigments in the solution with negative ion charges.
Items | Requirements | Results |
Physical & Chemical | ||
Appearance | White powder | Conform |
Odor | Characteristic | Characteristic |
Particle Size | 98% pass 80mesh | Complies |
Loss on Drying | ≤5.0% | 3.65% |
Ash | ≤5.0% | 1.96% |
Solvent Residue | Meet USP standard | Complies |
Pesticide Residue | Meet USP standard | Complies |
Heavy Metal | ||
Lead (Pb) | ≤2.0ppm | Conform |
Microorganism | ||
Total Plate Count | ≤1000cfu/g | Conform |
Yeasts and Molds | ≤100cfu/g | Conform |
Saimonella | Negative/25g | Conform |
E.coli | Negative | Conform |
Assay | 99% | 99.5% |
Q1. What's the MOQ?
A: MOQ is the minimum sales quantity of the product. Because each product has different prices and different packaging methods, there will be differences. Please consult the relevant professional sales manager for details.
Q2. What's the shipping time?
A: Usually the products we sell have enough stock to deliver the goods in a short
Q3.What transportation methods does our company have?
A: Our company cooperates with DHL and FedEx, as well as airlines and shipping companies. There are also some more efficient transportation methods, such as dedicated transportation lines.
Q4. Can you supply the free sample?
A: Generally, we will provide samples for customer testing to ensure that the quality of our products meets customer requirements.
Q5.Does our company support third-party testing?
A: Our company has long-term cooperation with well-known third-party testing agencies and can provide third-party testing services.