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The Purigold™ range

Four human serum matrices, one quality standard

Every Purigold™ matrix is ethically sourced, diafiltrated, sterile filtered at 0.22 µm and fully viral safety tested. Choose the variant that matches your analytical background requirement — or start with our flagship PRIME.

HIV-1/2 & HCV NAT-PCR tested0.22 µm sterile filteredFrozen cold-chain supply
Purigold PRIME double charcoal treated human serum matrix bottle
Purigold™Flagship

PURIGOLD™ PRIME

The Purigold flagship. Double charcoal treated and delipidized from defibrinated plasma to achieve low endogenous hormone and lipid levels. Engineered for endocrine and fertility diagnostic development.

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  • Human serum double charcoal treated and delipidized from defibrinated plasma
  • Low endogenous hormone and lipid levels
  • Sterile 0.22 µm filtration to ensure high purity and safety
  • Comprehensive viral safety testing (HIV-1/2 and HCV, NAT-PCR)
All variants

Complete Purigold™ product details

Full processing profile and recommended applications for each of the four matrices. Open any product for its complete specification.

Purigold BASE defibrinated human serum matrix bottle

PURIGOLD™ BASE

Defibrinated human serum preserving native protein structure

A reliable defibrinated human serum matrix preserving native protein structure and composition. Diafiltrated and sterile filtered for consistent assay performance in bioanalytical and diagnostic development workflows.

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Processing & safety
  • Defibrinated human serum preserving native protein structure and composition
  • Comprehensive viral safety testing (HIV-1/2 and HCV, NAT-PCR)
  • Sterile 0.22 µm filtration to ensure high purity and safety
  • Diafiltrated to maintain stable analyte concentrations and physiological matrix characteristics
Applications
  • Suitable for use in bioanalytical and diagnostic development workflows
  • Provides a reliable matrix for assays and clinical chemistry
Purigold CLEAR delipidated human serum matrix bottle

PURIGOLD™ CLEAR

Ultra-low lipid background for crystal-clear assay optics

Human serum delipidated from defibrinated plasma, delivering an ultra-low lipid background for immunoassay calibration and quality control. Sterile filtered and fully viral safety tested.

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Processing & safety
  • Human serum delipidated from defibrinated plasma
  • Ultra-low lipid background for clearer assay optics
  • Sterile 0.22 µm filtration to ensure high purity and safety
  • Comprehensive viral safety testing (HIV-1/2 and HCV, NAT-PCR)
Applications
  • Suitable for use in bioanalytical and diagnostic development workflows
  • Provides a reliable matrix for immunoassay calibration and quality control
Purigold PRIME double charcoal treated human serum matrix bottle

PURIGOLD™ PRIME

Flagship

Double charcoal treated and delipidized for endocrine & fertility testing

The Purigold flagship. Double charcoal treated and delipidized from defibrinated plasma to achieve low endogenous hormone and lipid levels. Engineered for endocrine and fertility diagnostic development.

View PRIME details
Processing & safety
  • Human serum double charcoal treated and delipidized from defibrinated plasma
  • Low endogenous hormone and lipid levels
  • Sterile 0.22 µm filtration to ensure high purity and safety
  • Comprehensive viral safety testing (HIV-1/2 and HCV, NAT-PCR)
Applications
  • Suitable for use in bioanalytical and diagnostic development workflows
  • Provides a reliable matrix for endocrine and fertility testing
Purigold HI heat-inactivated human serum matrix bottle

PURIGOLD™ HI

Premium heat-inactivated human serum matrix for QC

A premium heat-inactivated human serum matrix produced from high-purity PURIGOLD-Prime. Designed to deliver exceptional performance and reliability for IVD manufacturers, with superior stability and commutability.

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Processing & safety
  • Built on delipidized and hormone-depleted PURIGOLD-Prime for ultra-low lipid and hormone content
  • Precisely controlled heat inactivation at 56 °C
  • Inactivates complement proteins while depleting heat-labile enzymes (ALP, γ-GT, AST, ALT)
  • Reduced proteolytic activity for longer shelf life and consistent QC performance
  • Excellent commutability that closely mimics native human serum
Applications
  • Quality control matrix for IVD manufacturers
  • Immunoassay and clinical chemistry development
  • Long-term stability panels and commutability studies
Side by side

Compare the range

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VariantProcessingBest suited for
Purigold BASE defibrinated human serum matrix bottleBASEDefibrinated human serum preserving native protein structureProvides a reliable matrix for assays and clinical chemistryDetails
Purigold CLEAR delipidated human serum matrix bottleCLEARUltra-low lipid background for crystal-clear assay opticsProvides a reliable matrix for immunoassay calibration and quality controlDetails
Purigold PRIME double charcoal treated human serum matrix bottlePRIMEDouble charcoal treated and delipidized for endocrine & fertility testingProvides a reliable matrix for endocrine and fertility testingDetails
Purigold HI heat-inactivated human serum matrix bottleHIPremium heat-inactivated human serum matrix for QCLong-term stability panels and commutability studiesDetails