Manufactured from premium-grade diatomite ore through ultra-high temperature calcination (≥800°C) and multi-stage sterilization processes, our pharmaceutical diatomaceous earth guarantees sterility and pyrogen-free properties. With ≥90% SiO₂ purity, precisely controlled pore sizes (0.1-5μm), ≥80% porosity, and 50-70 m²/g specific surface area, it meets the stringent filtration requirements for high-purity pharmaceutical applications including injectables and antibiotics.Fully compliant with USP/EP and GMP standards, the product demonstrates extremely low leachables (<10ppm) to ensure contamination-free filtration. The customizable pore structure (0.5-50μm) adapts to both microfiltration and ultrafiltration systems, effectively removing particulates and bacterial endotoxins (LAL test compliant) while achieving 99.9% solution clarity with excellent biocompatibility.Featuring minimal adsorption loss (≥99% active ingredient retention), it significantly reduces production costs while maintaining the highest pharmaceutical safety standards. This advanced filtration medium empowers drug manufacturers to enhance production compliance and product quality, supporting the development of superior therapeutic solutions through its exceptional purity, reliability, and performance consistency.
Source factory, high quality and low price
Low density, high whiteness, Low vorticity, high purity
Grade | TD21 | TD23 | TD25 | TD27 | TS505 | TS507 | TS509 | TS516 | TS518 | TS527 | TS528 | TS529 | TS637 | TS639 |
Colour | Pink | Pink | Pink | Pink | white | white | white | White | White | White | White | White | White | White |
Permeability(Darcy) | 0.05 | 0.13 | 0.22 | 0.31 | 1.4 | 1.9 | 2.5 | 3.6 | 4.5 | 5.5 | 7 | 8.5 | 10 | 16.5 |
Tap density (g/cm3) | 0.45 | 0.45 | 0.45 | 0.45 | 0.46 | 0.46 | 0.46 | 0.47 | 0.47 | 0.47 | 0.47 | 0.47 | 0.48 | 0.48 |
Wet Densityc(g/cm3) | 0.37 | 0.37 | 0.37 | 0.37 | 0.35 | 0.35 | 0.35 | 0.34 | 0.34 | 0.33 | 0.33 | 0.33 | 0.33 | 0.32 |
sieve analysis(%) | 0.4 | 0.6 | 0.9 | 1.2 | 2.5 | 2.8 | 3 | 6.3 | 7.5 | 10.5 | 15.5 | 15.8 | 19 | 25 |
+150 Mesh | ||||||||||||||
Median Particle Diameter(um) | 15.2 | 17.8 | 20.6 | 22.8 | 25 | 28.8 | 30.5 | 32.5 | 37.2 | 40.8 | 45.8 | 50.2 | 60.7 | 72.6 |
PH | 6.8 | 6.8 | 6.9 | 7 | 8.5 | 8.5 | 8.5 | 9 | 9 | 9.2 | 9.2 | 9.2 | 9.5 | 9.5 |
1、Tyler Screen;+150 mesh= > 105 microns 2、Note: Permeability (Darcy) is tested by CHINA method. | ||||||||||||||
Product Grades | SiO2(%) | Al2O3(%) | FeO3(%) | CaO(%) | MgO(%) | Loss on lgnition (%) | Refractive Index | |||||||
TD21 Thru TD27 Grades | 90.5 | 3.15 | 1.35 | 0.48 | 0.38 | 0.25 | 1.43 | |||||||
TS505 Thru TS639 Grades | 89.9 | 3.26 | 1.23 | 0.45 | 0.35 | 0.22 | 1.46 | |||||||
The properties reported represent typical values. The values are supplied as a technical service. For important health and safety information, please see the MSDS. | 中国硅藻土制造商 CHINA DIATOMITE MAN UFACTURER | |||||||||||||
10 years of focus on diatomaceous earth research and developme
Official certification, professional after sales service.
Providing one-stop solutions
Full intimate service - to meet the practical needs of all cust
What Are The Advantages Of Diatomaceous Earth For Medicinal Purposes? | |
1.Sterility Assurance Subjected to ultra-high temperature calcination (≥800°C) and multi-stage sterilization, it guarantees bacterial endotoxin levels (LAL) <0.25EU/mL, achieving pyrogen-free and microorganism-free status in full compliance with stringent USP/EP and GMP standards for absolute pharmaceutical safety. 2.Precision Filtration Performance The synergistic effect of graded pore sizes (0.1-5μm) and high porosity (≥80%) delivers >99.9% particulate retention and 99.99% bacterial removal efficiency, ensuring ≥99.9% solution clarity to meet the exacting purity requirements of injectables and biologics. 3.Zero Contamination Risk With ≥90% SiO₂ purity and <10ppm leachables, its chemical inertness prevents drug component adsorption or contamination while maintaining ≥99% active pharmaceutical ingredient retention. 4.Excellent Biocompatibility The natural mineral composition eliminates fiber shedding and ensures compatibility with sensitive formulations including antibiotics and protein-based drugs, preserving therapeutic stability. 5.Production Efficiency The high-permeability design (50-70m²/g surface area) increases filtration speed by 20%, featuring easy cake removal that reduces product loss and generates 15-25% cost savings. 6.Process Adaptability Customizable pore sizes (0.5-50μm) accommodate microfiltration, ultrafiltration and chromatography processes across applications from bulk drug clarification to terminal sterilization, accelerating development cycles. Core Value Proposition: Combining "sterility + precision", pharmaceutical diatomaceous earth enables drug manufacturers to overcome purity challenges, achieve global pharmacopeia compliance, and support high-quality production of both innovative and generic medicines. This advanced filtration solution provides validated performance for critical pharmaceutical applications while optimizing manufacturing efficiency and regulatory readiness. | |
How To Order? | Can You Supply Sample For Test ? |
1: Plese tell us the detailed technical parameters you needed | Yes, the sample is free. |
2: Then we choose the exact type diatomite filter aid . | |
3: Pls tell us the packing requirements,quantityand other request. | When Will Make A Delivery? |
4:Then we answer these questions and give a best offer. | Delivery time - Stock order: 3 days after receipt of the full payment.- Other order: 15 days after of the deposit. |
What Are Your Core Advantage? | |
1. Source factory, own mine, stable supply of core raw materials for 30 years. | |
2, The new self-developed low temperature washing storage process, lower product density, longer filtration cycle; The whiteness of the filler higher, the particle size of the product is more uniform, and the vortex value is less. | |
3. The only large enterprise in China that uses natural gas as a heat source for production, we always take environmental protection as our own responsibility and are committed to achieving sustainable development while protecting the environment. | |
What Is Your Capacity? | |
The production capacity of our current diatomaceous earth filter aid is 60,000 tons/year, the production capacity diatomaceous earth filler is 2.5 tons/year, the production capacity of natural diatomaceous earth constant temperature drying product is 15,000 tons/year, the total production capacity of 90,000 tons/year. |
24-Hour Service Hotline: 400-822-5989
Oreign Trade Telephone: 0532-86623372
Foreign Trade Department Telephone: 0532-86623521
Oreign Trade E-mail: sales@cnshengtai.com
Foreign Trade Department E-mail: info@cnshengtai.com
Address:No.97, Fuzhou South Road, Jiaozhou, Qingdao, China
Our staff will contact you as soon as they receive the message. You can also call our contact hotline directly to get our help.
Our staff will contact you as soon as they receive the message. You can also call our contact hotline directly to get our help.
Oreign Trade Telephone: 0532-86623372
Foreign Trade Department Telephone: 0532-86623521
24-Hour Service Hotline: 400-822-5989
Email: sales@cnshengtai.com
Address:No.97, Fuzhou South Road, Jiaozhou, Qingdao, China
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