SirnBIO-TECH Talk to Us
Search by product name, Latin name or CAS number.
Precision Botanical Portfolio
Standardized Extracts & Functional Actives
Direct from our Xi'an GMP-certified workshops to Southeastern beverage lines: fully water-soluble, HPLC-fingerprinted botanical ingredients ready for pilot sampling and container-load dispatch.
6 Lines
4 Industrial & 2 Pilot Scaling Lines
HPLC / GC
Analytical Fingerprinting Per Batch
3 Labs
Joint University Research Centers
1 kg MOQ
Seamless Lab-to-Tonnage Scaling
Technical Monograph & Formulation Chemistry
Extraction Dynamics: Cold-Water Dispersion vs. Polyphenol Integrity
Instant black tea extract powder derived from selected non-GMO Camellia sinensis foliage requires strict thermal and hydrodynamic orchestration to preserve authentic sensory organoleptics while completely resolving the thermodynamic vulnerability known as cold turbidity or "tea cream." For industrial beverage formulation across Northeast Florida's humid climate, the physical stability of dissolved tea solids under refrigeration (4°C / 39°F) is paramount.
During conventional leaf steeping, the high-molecular-weight condensation products of enzymatic oxidation—predominantly theaflavins and thearubigins—complex with indigenous caffeine molecules via hydrogen bonding to form insoluble colloidal aggregates. Our low-temperature vacuum extraction and centrifugal clarification sequence mechanically eliminates these aggregate-forming precursors without stripping the essential aromatic top-notes and astringency profiles demanded by commercial iced tea consumers.
Formulation Optimization Note: Our spray-dried instant black tea grades feature a tailored particle size distribution (80–100 mesh) that delivers complete dissolution in cold tap water (10°C to 15°C) within 20 seconds under standard shear, leaving zero sediment or cloudy meniscus in ready-to-drink (RTD) glass or PET packaging.
Our extraction methodology operates across two state-of-the-art factories, utilizing dynamic countercurrent extraction batteries engineered with stainless steel 316L contact surfaces. Through low-temperature vacuum evaporation below 55°C, thermal degradation of heat-sensitive theaflavin digallates is minimized. This keeps active polyphenol ratios standardized between 20% and 40% (measured by UV-Vis spectrophotometry and HPLC), offering finished product developers in Jacksonville a stable, reproducible botanical platform for clean-label beverage manufacturing.
Specification Benchmark
Analytical Comparison: Instant Powder vs. Traditional Liquid Concentrates
Compare the operational, microbiological, and logistical parameters between spray-dried instant black tea powder and conventional brewed concentrates for Florida beverage bottling plants.
| Evaluation Parameter | Sirn Bio-Tech Spray-Dried Instant Powder | Liquid Tea Extract Concentrate (50–65 Brix) | Raw Cut-Tear-Curl (CTC) Black Tea Leaves |
|---|---|---|---|
| Cold-Water Solubility (15°C) | 100% Instant Dispersion (< 20 sec, No Sediment) | Immediate Liquid Blending (Risk of Phase Stratification) | Non-Soluble (Requires Hot Extraction & Spent Leaf Waste) |
| Standardized Polyphenols | 25.0% – 40.0% Assay (Batch HPLC Verified) | Variable (Degrades over storage: 8.0% – 18.0%) | Unstandardized Raw Agricultural Variances (8% – 15%) |
| Microbiological Stability | Total Plate Count < 1,000 CFU/g; Yeast/Mold < 50 CFU/g | High Risk: Requires Chemical Preservatives or Cold Chain | Agricultural Baseline: Requires Post-Brew Pasteurization |
| Freight & JAXPORT Handling | Low Freight Footprint; 25 kg Hermetic Drums; Ambient | High Water-Weight Penalty; Strict Reefer Drum Storage | Bulky Dry Volume; High Atmospheric Moisture Absorption |
| Carrier Matrix / Excipients | 100% Pure Botanical (Zero Maltodextrin on Request) | Often Formulated with Stabilizers & Acidulants | Pure Leaf (100% Natural, but creates 80% wet waste mass) |
| Shelf Life & Degradation | 24 Months Sealed Under Ambient Dry Storage | 3 to 6 Months Under Refrigerated Nitrogen Blanket | 12 Months (Rapid oxidation in Florida humidity) |
Regional Manufacturing Scenarios
Targeted Botanical Solutions for Duval County & Regional Processors
Jacksonville serves as the dominant logistics and manufacturing gateway for the Southeast. Discover how our cold-water-soluble instant black tea powder enhances local product lines.
Craft Hard Tea & Distilled Seltzers
Jacksonville’s growing craft beverage corridor and contract canning facilities require tannin clarity that will not cloud during carbonation or high-gravity fermentation. Our polyphenol-balanced powder provides authentic malty bitterness without creating astringent flocculation in malt-based or distilled spirits matrixes.
Southern Sweet Tea Bottling & Co-Packing
Traditional Florida sweet tea co-packers face major yield losses when brewing whole leaf tea in commercial kettles. Transitioning to our 100% water-soluble powder cuts batch production cycle times by 65%, eliminates tons of hot wet-leaf biomass disposal, and guarantees zero variance in color optical density (OD 450nm) from lot to lot.
Dry Powder Sachets & Nutritional Sticks
For supplement copackers along I-95 packaging functional energy drink sticks, natural theanine blends, or keto instant iced tea packets, our granular spray-dried powder exhibits exceptional powder flowability, preventing static clumping in high-speed form-fill-seal (FFS) machinery under humid packaging environments.
Strategic Sourcing & Industry Economics
Jacksonville as the Epicenter for Clean-Label Beverage Expansion
The Southeast United States continues to lead national volume consumption in both ambient and refrigerated iced tea categories. However, consumer demand across North Florida, Georgia, and the broader Carolinas has evolved dramatically. Today's market is rapidly turning away from artificially sweetened, high-fructose corn syrup formulations toward functional, organic, and clean-label RTD beverages. This transition creates an urgent imperative for brand owners and co-manufacturers to overhaul their raw material procurement.
Three definitive procurement dynamics are shaping Jacksonville's ingredient sourcing in 2025 and beyond:
1. JAXPORT Multimodal Advantage
Direct maritime container routing through the Port of Jacksonville (Talleyrand and Blount Island terminals) minimizes inland freight cartage. Combined with direct access to Interstate 10, Interstate 95, and CSX rail hubs, beverage processors slash intermediate handling costs while keeping cold-chain inventory fresh.
2. FSMA & Foreign Supplier Verification (FSVP)
US FDA food defense and safety oversight requires strict adherence to Title 21 CFR § 117. Procurement officers need verifiable botanical manufacturers that supply full audit trails, ISO/GMP certifications, pesticide multi-residue screens (USP <561>), and heavy metal validation down to parts-per-billion.
3. Clean-Label "No Additives" Claims
Mass-market instant teas historically used dextrin carriers to reduce hygroscopicity, masking poor-quality raw material. Today's consumer scrutinizes ingredient panels. Our carrier-free spray drying retains intrinsic tea polysaccharides to achieve free-flowing solubility without added starches.
By leveraging Xi'an Sirn Bio-Tech's dedicated supply chain, Florida manufacturers eliminate redundant tiers of intermediate broker markup. From our Shaanxi extraction workshops directly to your facility receiving dock, we deliver full traceability, consistent optical clarity, and validated chemical assays tailored precisely to your product specifications.
Why Global Formulators Partner With Us
Engineering Excellence: From Botanical Origin to Verified Powder
Headquartered in Xi'an—the cradle of classical botanical research—Xi'an Sirn Bio-Tech Co., Ltd. bridges traditional herbal knowledge with high-precision pharmaceutical extraction infrastructure.
Dual Factories & GMP Standards
Equipped with 4 full-scale industrial production lines and 2 pilot lines. Our GMP clean workshops ensure seamless scaling from laboratory grams to multi-ton container shipments without formula deviation.
In-House HPLC / GC / UV Lab
Every commercial batch is screened for identity, active theaflavin marker compounds, heavy metals (Pb, As, Cd, Hg), and microbial loads. A verifiable Certificate of Analysis (COA) ships with every order.
University Joint Laboratories
We operate collaborative research agreements with Xi'an Jiaotong University, Northwest University, and Xi'an University of Science and Technology, driving new separation technologies and stability testing.
Technical Sourcing Agility
Backed by 18 mid/senior technicians, 5 licensed TCM pharmacists, a flexible 1 kg MOQ for rapid pilot formulation trials, and an average digital technical inquiry response time under 2 hours.
Procurement Intelligence
Frequently Asked Questions by Florida Beverage QA Teams
Clear, technical answers to common questions about cold clarity, container shipping, and US FDA compliance before placing a commercial order.
Does your instant black tea create haziness in cold RTD formulations?
No. We employ an engineered de-creaming process using low-temperature physical centrifugation and targeted membrane filtration. This separates insoluble caffeine-polyphenol complexes before spray drying, ensuring your finished RTD bottle maintains complete clarity and brightness even after months under refrigeration at 4°C.
What is your Minimum Order Quantity (MOQ) for custom-spec extracts?
Our standard pilot catalog items—including Instant Black Tea Extract Powder—start at an accessible 1 kg MOQ, allowing food scientists to verify benchtop formulation solubility, sensory profile, and shelf stability. Full commercial production runs are supplied in 25 kg fiber drums with double food-grade polyethylene inner liners.
How do you verify compliance with US FDA pesticide residue limits?
Every commercial batch is screened using validated Gas Chromatography-Tandem Mass Spectrometry (GC-MS/MS) and Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS) against USP <561> and FDA 21 CFR standards. Testing reports and comprehensive multi-residue pesticide certificates are supplied with all export shipments.
What is the standard shipping lead time to the Port of Jacksonville (JAXPORT)?
For in-stock catalog ingredients, factory dispatch takes 3–5 working days. Ocean freight from main export ports to JAXPORT typically requires 28–34 days depending on shipping route, with express air cargo options available for urgent 1–5 day pilot batch requirements.
Can you tailor the caffeine or theaflavin concentration for our application?
Yes. Utilizing our 2 dedicated pilot lines and university collaborative extraction infrastructure, we can adjust solid-to-liquid extraction ratios to deliver custom caffeine levels (from decaffeinated <0.5% up to high-potency functional grades >8%) and standardized polyphenol content to match your exact label claims.
How does the powder handle high-humidity storage in Florida?
Because pure spray-dried tea solids are inherently hygroscopic, our bulk exports are sealed in heavy-duty aluminum composite barrier bags within reinforced, tamper-evident fiber drums. When stored unopened in a dry warehouse below 25°C and 60% relative humidity, the product maintains full stability for 24 months.
Ready to Formulate Your Next Commercial Beverage?
Connect with our technical export division. Whether you are running pilot trials in Jacksonville, optimizing an existing RTD formula, or scheduling container delivery through JAXPORT, our food scientists are here to help.
Inquire Now