FAQ – Natural Sweetener Solutions

We implement strict GAP standards for stevia leaves cultivation with pesticide/pollutant screening (≤0.01ppm for 208 pesticides) and glycoside content verification before processing.

How is storage stability ensured?

TSG is vacuum-packed in food-grade PE bags with desiccant, stored at

What batch documentation is provided?

Each batch includes a Certificate of Analysis with HPLC assay, heavy metals, microbial test results, solvent residue analysis, and full traceability from raw leaves to final product.

How is solvent residue controlled?

We implement food-grade ethanol purification with GC monitoring to guarantee

What microbial controls are in place?

All batches undergo heat sterilization with strict monitoring: aerobic plate count

How is purity level controlled in TSG production?

We use HPLC analysis for every batch, maintaining ≥95% total steviol glycosides content with ≤4% moisture, ≤1% ash, and ≤10ppm heavy metals through controlled crystallization processes.

What quality standards apply to TSG production?

Our TSG strictly complies with ISO 9001, ISO 22000, FSSC 22000, HACCP, and follows FDA GRAS and EU regulations for food-grade steviol glycosides.

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