【CAS】90-80-2 Molecular formula:C6H10O6 Relative molecular mass:178.14
Formule structurelle :
一．Propriété du produit：
White crystalline or white crystalline powder, almost odorless, initially sweet and then sour in taste. Soluble in water.
二．Indicateur de qualité :
| Paramètres | Unité | Spécification (qualité alimentaire) |
| Apparence | - | Poudre cristalline blanche |
| Assay (C₆H₁₀O₆) | % (w/w) | ≥ 99.0 |
| Perte au séchage | % (w/w) | ≤ 0.5 |
| Résidus à l'allumage | % (w/w) | ≤ 0.05 |
| Métaux lourds (en Pb) | mg/kg | ≤ 10 |
| Arsenic (As) | mg/kg | ≤ 3 |
| Fer (Fe) | mg/kg | ≤ 20 |
| Chlorure (Cl-) | % (w/w) | ≤ 0.02 |
| Sulfate (SO₄²-) | % (w/w) | ≤ 0.03 |
| Calcium (Ca) | % (w/w) | ≤ 0.03 |
| pH (solution 1%) | - | 3.5–4.5 |
| Limites microbiologiques | - | Numération sur plaque totale ≤ 1000 UFC/g ; pas de pathogènes |
三.Champ d'application et utilisation：
Glucuronic acid-δ-lactone is used as a coagulant and is mainly employed in the production of tofu. It can also be used as a protein coagulant for dairy products.
四．Package et stockage：
The packaging of this product is 10 pieces / bag.
It should be stored in a cool, dry and well-ventilated warehouse, avoiding direct sunlight and high humidity and temperature conditions. It is recommended that the temperature be ≤ 30℃ and the relative humidity be ≤ 65%. Keep away from corrosive substances such as acids and alkalis. Pay attention to moisture-proof and pressure-proof when stacking. The shelf life of unopened products is generally 24 months. After opening, it is necessary to strictly seal to prevent moisture absorption and caking.
