Vitamin C (Ascorbic acid)--Sunway (Hangzhou) Biotechnology Co., Ltd.

Overview

Product Overview & Core Technical Identity

SUNWAY supplies premium Food-Grade L-Ascorbic Acid (Vitamin C, E300) sourced from NHU COVITAS, fully compliant with GB 14754-2010 First-Class Standard, USP, FCC and JECFA global monographs. It is natural water-soluble essential antioxidant & nutritional fortifier produced via advanced microbial fermentation & recrystallization process, featuring ultra-low heavy metal & inorganic impurity levels, stable optical rotation and excellent water solubility. Every batch undergoes full HPLC physicochemical testing, with 12-month sealed sample retention to realize full quality traceability. Mixed consolidated shipment with other vitamin series, amino acids and mineral raw materials is supported to lower clients' integrated procurement & logistics costs.

Technical Identity

Test Items	Standards	Test Results
Appearance & Character	White or pale yellow crystalline powder, odorless	Qualified
Identification	Positive characteristic chemical reaction	Qualified
Specific Optical Rotation	+20.5 deg ~ +21.5 deg	+21.02 deg
Assay (C6H8O6)	>=99.0%	99.9%
Residue on Ignition	<=0.1%	<0.1%
Total Heavy Metals (as Pb)	<=10.0 mg/kg	Conforms
Iron (Fe)	<=2.0 mg/kg	Conforms
Copper (Cu)	<=5.0 mg/kg	Conforms
Lead (Pb)	<=2.0 mg/kg	Conforms
Arsenic (As)	<=1.0 mg/kg	Conforms

Functions

Physiological Functions & Industry Application Logic

L-Ascorbic Acid is an indispensable nutrient that human bodies cannot synthesize independently, with dual core values of nutritional fortification and industrial anti-oxidation, widely validated by WHO micronutrient guidelines and food processing research:

Collagen Synthesis & Immunity Booster Act as essential cofactor for collagen formation, maintain blood vessel elasticity, skin elasticity and bone health; neutralize free radicals, enhance lymphocyte activity to improve human immunity and prevent scurvy caused by VC deficiency. It accelerates wound healing and promotes non-heme iron absorption in intestinal tracts.

Universal Food Antioxidant & Anti-Browning Agent Powerful reducing agent inhibits enzymatic browning of fruits/vegetables and lipid rancidity of oil-containing foods, effectively retain natural color and extend shelf life of canned goods, baked snacks and meat products without altering product flavor. Approved global food additive E300.

Sports Anti-Fatigue Nutrient Eliminate exercise-induced free radicals, reduce lactic acid accumulation, relieve muscle soreness and fatigue, core raw material for sports drinks and fitness nutritional powder.

Skin Brightening & Anti-Aging Cosmetic Raw Material Water-soluble antioxidant penetrates epidermal layers, scavenges UV oxidative free radicals, inhibits melanin generation, fades pigment spots and repairs damaged skin barrier for brightening skincare formulas.

Livestock & Aquatic Anti-Stress Additive Supplement VC for breeding animals to alleviate high-temperature & transportation stress, improve eggshell quality, fur gloss and juvenile survival rate, reduce feed lipid oxidation during storage.

Key Property Reminder: L-Ascorbic Acid is sensitive to light, heat and heavy metal ions; long-term exposure will trigger yellow discoloration and potency loss.

Supply

Sunway Packaging, Supply & Delivery Capacity

Standard Packaging Specifications

Small Trial Batch: 5kg double-layer light-shield nitrogen-flushed aluminum foil bag for lab formulation R&D and small trial production

Industrial Bulk Shipment: 25kg opaque fiber drum with food-grade PE anti-moisture inner liner, dust-proof and anti-degradation for long ocean & land transit

Custom Service: Private label printing, customized mesh fineness screening, multi-vitamin compound premix blending & OEM packaging for long-term cooperative manufacturers

Stable Spot Inventory & Production Capacity

SUNWAY maintains year-round sufficient sealed spot stock of NHU-origin L-Ascorbic Acid without seasonal stockout risks. We establish long-term strategic cooperation with certified fermentation manufacturers, independent separated storage zones for food/cosmetic/feed grades to eliminate cross-contamination, stable monthly output fully meets mass procurement demand of food factories, supplement brands and feed mills.

Mixed Consolidated Shipment Support

L-Ascorbic Acid can be consolidated with sodium ascorbate, calcium ascorbate and other vitamin derivatives into one full container, eliminating separate delivery fees and cutting customers' total procurement & warehouse management costs.

Global Export Logistics & Lead Time

Main Export Regions: Western Europe, Southeast Asia, North America, Latin America, Middle East

Professional logistics team with rich customs clearance experience for food additive cargo

Sample Order Lead Time: 1-3 working days after deposit confirmation

Bulk Industrial Order Lead Time: 7-10 working days after deposit payment

Shipment Options: Sea freight, air freight, customer-designated forwarder with full real-time order tracking service

Applications

Authorized Industrial Application Scenarios

All formulas comply with GB 14880, FCC, JECFA and EU food safety dosage limits:

4.1 Functional Beverage & Dairy Fortification

Applicable Finished Goods: Fruit juice, sports drinks, yogurt, infant formula, growing-up milk powder, solid nutrition sachets Core Matching Advantages: Excellent water solubility, compatible with fruit acid & dairy matrix, inhibit fruit browning during sterilization without protein denaturation.

4. Baked, Canned & Meat Food Additives

Applicable Finished Goods: Biscuits, bread, fruit cans, cured sausage, edible oil, nut snacks Core Value: Block lipid peroxidation, retain natural flesh/fruit color, prolong product shelf life without sour aftertaste.

4. Nutraceutical & Dietary Supplements

Applicable Finished Goods: VC chewable tablets, effervescent powder, multi-vitamin capsules, prenatal nutrition granules Core Value: Good compressibility for tableting, excellent compatibility with mineral ingredients like iron & calcium.

4. Mild Skincare Raw Materials

Applicable Finished Goods: Brightening toner, after-sun repair mask, anti-aging facial lotion Core Value: Water-soluble, gentle antioxidant, suppress melanin formation for whitening skincare systems.

4. Aquatic & Livestock Feed Additives

Applicable Finished Goods: Laying hen premix, piglet starter feed, fish & shrimp compound feed, pet nutrition powder Core Value: Relieve breeding stress, improve animal reproductive performance and feed storage stability.

Quality

Full-Cycle QC & Compliance Credentials

SUNWAY Four-Stage Full Process Quality Control System

Raw Material Incoming Inspection: Every NHU original batch passes HPLC assay, optical rotation and heavy metal full testing before warehousing; unqualified batches are strictly rejected.

Intermediate Process Monitoring: Real-time low-light & low-humidity control during recrystallization and repacking, regular sampling test for moisture and solution clarity.

Finished Product Full-Index Detection: Every shipment completes all test items aligned with GB 14754-2010, covering assay, optical rotation and full heavy metal panel.

12-Month Batch Sample Retention Mechanism: Light-proof sealed representative samples preserved for 12 months to support full quality traceability for any after-sales quality verification.

Complete Export Documents Provided Per Shipment

Official Batch COA fully aligned with GB 14754-2010, USP & FCC

MSDS / UN GHS Global Safety Data Sheet

TDS Technical Datasheet

Non-GMO & Allergen-Free Statement

Halal, Kosher certification supporting documents upon request

Global Compliance Standards

Food Grade complies with GB 14754-2010, GB14880, USP & JECFA; Feed Grade conforms to national feed additive specifications. Separate heavy metal limit thresholds for infant food, regular food and feed grades to satisfy cross-border import inspection requirements.

Storage

Storage, Handling & Shelf Life Guidance

Standard Storage Environment

Store unopened nitrogen-flushed original packaging in fully light-proof, cool warehouse with controlled temperature 10-25C, relative humidity <=60%. Strictly isolate from direct sunlight, high-temperature equipment and oxidizing chemical raw materials.

Post-Opening Handling Tips

Seal packaging tightly with light-proof tape immediately after each use, and finish consumption within 30 days. Transfer residual powder into small nitrogen-sealed foil bags to avoid moisture absorption and yellow discoloration.

Special Operation Reminder

Avoid long-term exposure to natural light and humid air during weighing and batching; processing temperature shall not exceed 60C to prevent potency attenuation.

Valid Shelf Life

24 months under intact original sealed light-shield storage; all assay and impurity indicators are fully guaranteed within expiry date.

Why SUNWAY

Sunway Core Competitive Advantages

Fermentation-Grade Stable Supply Chain Direct authorized supply of NHU fermentation-derived Vitamin C, lower impurity content than synthetic VC, consistent optical rotation & low heavy metal indexes meeting high-end food & infant formula standards.

Multi-Scenario Formulation Technical Support Our food & cosmetic R&D team provides free one-to-one formula guidance for beverage, tablet and skincare production, solve browning, precipitation and potency decline problems; custom VC compound premix development service available.

Complete Standardized Export Documentation System Full set of standardized export papers with complete HPLC test data attached to COA, fully meet customs inspection and third-party laboratory re-test demands of EU, USA, Southeast Asian markets.

Flexible Tiered Pricing & Diversified Order Matching 5kg small trial bags supported for new product R&D; favorable tiered prices for 500kg and 1MT large shipments, balancing small-batch lab testing demand and mass production cost control.

Full VC Series Mixed Shipment Service Unified packaging specification for L-Ascorbic Acid, sodium ascorbate, calcium ascorbate, support one-container mixed loading to cut clients' overall logistics expenditure.

Looking for a Reliable Vitamin C (Ascorbic acid) Supplier?

If you are seeking stable, high-purity Vitamin C (Ascorbic acid) with complete international compliance documents, Sunway (Hangzhou) Biotechnology Co., Ltd. is your reliable China partner.

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