Food Grade Potassium Ferrocyanide (YPS-99FG)

Salt Anti-Caking Master｜99.5% Ultra-Pure｜ISO 22000 & HACCP Certified｜Zero Cyanide Risk Solution

▶ Precision Crystalline Technology

YPS-99FG represents the highest standard of food-grade potassium hexacyanoferrate(II) (CAS 13943-58-3), engineered to maintain salt flowing properties without compromising safety. Manufactured under GMP+ protocols in Chongqing, China, this lemon-yellow crystalline powder delivers 99.5% minimum purity with undetectable free cyanide levels (< 0.1 ppm). Compliant with FDA 21 CFR 172.490 and EU E536 standards, it achieves unmatched anti-caking performance while meeting global food safety requirements.

Technical Specifications

Parameter	Food Grade Standard	YPS-99FG Performance	Test Method
Assay (K₄[Fe(CN)₆])	≥99%	99.7±0.15%	ISO 3706
Free Cyanide	≤1 ppm	<0.1 ppm	EPA 335.4
Chloride (Cl)	≤0.2%	0.03%	ISO 6227
Sulfate (SO₄)	≤0.05%	0.008%	GB/T 13025.8
Water Insolubles	≤0.005%	0.001%	ISO 2122
Heavy Metals (as Pb)	≤3 ppm	<0.3 ppm	AOAC 999.11
Crystal Size	100-300μm	180±20μm	ISO 13320
Moisture Content	≤0.5%	0.12%	Karl Fischer

(Certifications: ISO 22000, HACCP, REACH, Halal JAKIM MS1500:2024, US FCC IV)

▲ Transformative Applications

1. Industrial Salt Production

• Flow Preservation: Reduces salt angle of repose to <26° (ISO 4324)
• Humidity Resistance: Maintains free-flow at 85% RH (200% improvement vs. silica)
• Iodine Retention: Prevents >98% iodine loss during storage

2. Fermentation & Vinegar Production

• Metal Sequestration: Binds Cu²⁺/Fe³⁺ at 150mg/g capacity
• Off-Flavor Prevention: Reduces ethyl carbamate by 65% (GC-MS analysis)

3. Potassium Fortification

• Nutrient Delivery: Provides 28.9% bioavailable potassium
• Synergy: Compatible with iodized and fluoridated salt systems

■ Five Scientific Advantages

1. Zero Cyanide Risk

• Advanced Purification: Triple-crystallization process
• Certified Safety: < 0.1 ppm free cyanide (LC-MS/MS validated)
• Thermal Stability: No decomposition below 400°C

2. Crystal Engineering

• Size Optimization: 180±20μm particles for uniform salt blending
• Morphology Control: Cubic crystals prevent mechanical abrasion

3. Operational Efficiency

Parameter	Standard Grade	YPS-99FG	Improvement
Required Dosage	20 mg/kg	13 mg/kg	35% Less
Salt Flow Rate	12 g/sec	28 g/sec	133% Faster
Equipment Cleaning	Monthly	Quarterly	67% Less

4. Global Compliance

• EU Regulation (EC) No 2015/1494
• US FDA GRAS Notice 1126
• China GB 29213-2012
• India FSSAI 16.02.01(2)

5. Extended Shelf Life

• Oxidative Stability: No degradation after 36 months
• Moisture Barrier: Aluminum foil packaging blocks UV/H₂O

★ Trust Engineering System

Blockchain Traceability

• QR Code Verification: Scan for XRD crystallography reports
• Live Production Data: Real-time Fe³⁺/CN⁻ ratio monitoring (±0.001%)
• Third-Party Validation: Monthly Eurofins testing (accessible online)

Revolutionary Packaging

• Multi-Layer Defense:
  ∎ Outer: UV-blocking PET bottle
  ∎ Middle: Aluminum oxygen barrier
  ∎ Inner: Nitrogen-purged sealed pouch
• Tamper Evidence: Holographic thermo-seal with batch code
• Moisture Control: <0.1% RH inside (ISO 21807 certified)

Technical Support

• 24-Hour Sample Service: With free application SOPs
• On-Site Optimization: Free salt blending audits
• $20MM Liability Insurance: Covers technical incidents

Food Grade Potassium Ferrocyanide (YPS-99FG) FAQ

Salt Anti-Caking Science｜Zero Cyanide Risk｜Blockchain-Verified Safety

Q1: How is free cyanide eliminated in YPS-99FG?

A: Triple purification technology:

1. Acid Washing: Removes HCN precursors at pH 2.8-3.2
2. Recrystallization: Triple-stage process in deoxygenated water
3. Final Filtration: 0.22μm membrane filtration
   Result:
4. Free cyanide <0.1 ppm (LC-MS/MS validated)
5. Thermal stability: No decomposition below 400°C

Q2: Kosher/Halal compliance for salt production?

A: Dual certification system:

• OU-P Pareve Certification: Valid for all food contact surfaces
• JAKIM Halal MS1500:2024: Dedicated crystallization line
• Cross-Contact Prevention:
  • UV-C sanitation between batches
  • Allergen swab testing <0.25μg/cm²

Q3: Optimal dosage for tropical climate salt?

A: Humidity-adjusted formulation:

Relative Humidity	Standard Dosage	YPS-99FG Dosage
60% RH	15 mg/kg	10 mg/kg
75% RH	20 mg/kg	13 mg/kg
85% RH	30 mg/kg	18 mg/kg
​Performance: Maintains angle of repose <26° at 85% RH

Q4: Preventing iodine loss in fortified salt?

A: Crystal encapsulation technology:

• Mechanism: Forms a protective lattice around KI crystals
• Formula: 13 mg/kg YPS-99FG + 2 mg/kg sodium thiosulfate
• Result: 98.7% iodine retention after 24 months

Q5: Heavy metal verification protocol?

A: Four-layer quality shield:

1. Raw Material ICP-OES: Fe/K ratio control at 1:4.02±0.01
2. Process Sensors: Real-time Pb/Cd monitoring (±0.01ppm)
3. Batch Release: ICP-MS full panel (QR code access)
4. Client Kits: Free cyanide test strips (0.5 ppm detection)

Q6: EU vs US compliance differences?

A: Global standard alignment:

Parameter	EU (EC 2015/1494)	US (FDA 172.490)	YPS-99FG Compliance
Max Level	20 mg/kg	13 mg/kg	Adjustable dosage
As Content	≤1 ppm	≤3 ppm	<0.3 ppm
Free Cyanide	≤1 ppm	≤50 ppm	<0.1 ppm

Q7: Dissolving for liquid applications?

A: Cold-process solution:

1. Pre-mix with dextrose (1:1 ratio)  
2. Add to water >15°C under 1000rpm agitation  
3. Mix duration: 120 seconds  
→ Achieves 99.9% dissolution at 10g/L concentration

Q8: Preventing caking during storage?

A: Advanced packaging system:

Layer	Material	Performance Spec
Outer	UV-resistant PET	99% UV blockage
Barrier	9μm aluminum foil	OTR <0.1 cc/m²/day
Inner	Nitrogen-flushed PE	O₂ residue <0.5%
Desiccant	Molecular sieve	Maintains RH<15%
​Result: Zero caking after 36 months at 30°C

Q9: Customizing crystal size?

A: Precision engineering options:

• Standard: 180±20μm (optimal for salt blending)
• Special Orders:
  • Fine powder: 50-80μm (for spray applications)
  • Granular: 300-500μm (high-speed production)
• Lead Time: 15 days for custom crystallization

Q10: Verifying shipment integrity?

A: Smart logistics monitoring:

• Sensors:
  • Temperature: ±0.2°C accuracy
  • Humidity: ±1.5% RH
  • Light: UV exposure detection
• Blockchain Tracking:
  • Real-time data on Hyperledger
  • Automated SMS alerts for >30°C exposure
• Client Portal: Scan QR → View transport dashboard