Natural Sweetener Solutions
Reb M Series Header
Why choose Reb M for high-end beverages?
Reb M's superior taste profile (no bitter aftertaste) makes it ideal for premium drinks. It's 500x sweeter than sucrose with clean flavor, complying with GB1886.355-2022 for beverage additives (usage level 100-500mg/L).
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Why does Reb M require modified crystallization conditions?
Reb M's higher molecular weight (1287.4 g/mol vs 967.0 for Reb A) necessitates: ethanol-water ratio of 55:45 (vs 65:35 for Reb A), prolonged nucleation phase (120min vs 60min), and strict temperature control at 40±0.5°C to achieve ≥98% purity crystals.
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How does Reb M’s thermal stability compare to other steviol glycosides?
Reb M demonstrates exceptional stability with only 3.2% degradation at 180°C for 30min (vs 8.5% for Reb D, 15% for Reb A). Its degradation activation energy (Ea=102.5 kJ/mol) is 23% higher than Reb A, making it ideal for baking applications.
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What’s the testing protocol for Reb M in dairy products?
Sample preparation requires 2mL extraction with methanol/water (7:3) at 80°C for 30min. HPLC analysis follows GB1886.355-2022 Annex A with detection limit of 100mg/kg. Calibration range is 200-1000mg/L for accurate quantification.
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What makes Reb M’s glycosylation pattern unique?
Reb M contains three β-D-glucosyl units (vs two in Reb A/D) with 1→2 and 1→6 linkages at C-13/C-19 positions. This triple-glycosylation gives it 500-550× sucrose sweetness (vs 350× for Reb A) and reduces bitterness threshold to ≤0.15ppm.
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