Regulation of Laminaria Polysaccharides with Different Degrees of Sulfation during the Growth of Calcium Oxalate Crystals and their Protective Effects on Renal Epithelial Cells

Table 5

The crystal phase of calcium oxalate crystals, the amount of precipitation and the concentration of soluble Ca²⁺ ions in the supernatant formed in the presence of 1.6 g/L SLPs.

SLPs	c(SLPs)/g/L	COD/%	c(Ca^2+)/mg/L	n(Ca^2+)/μmol	m(CaOx); /mg	n(CaOx)/μmol	n(total Ca^2+)/μmol
Blank	—	0	0.35	0.11	63.7	436.0	436.1
LP0 (0.73%)	1.6	0	0.53	0.16	63.5	434.6	434.8
SLP1 (8.58%)	1.6	0	3.47	1.05	63.4	433.9	435.0
SLP2 (15.1%)	1.6	27.7	12.84	3.74	65.2	431.5	435.2
SLP3 (22.8%)	1.6	100	95.58	25.90	66.7	406.5	432.4
SLP4(31.3%)	1.6	100	101.7	27.26	66.5	405.2	432.5