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CAS NO: | 6132-04-3 | |||
EINECS No: | 200-675-3 | |||
Molecular Formula | C6H5Na3O7·2 H2O | |||
Molecular Weight : | 294.1 | |||
Melting Point | 300℃ | |||
Density | 1.76 | |||
Grade | AR | |||
Packaging | 25kg | |||
Storage | Sealed storage | |||
Items | Specification | |||
Appearance | ||||
Assay w/% | ≥99.0% | |||
pH(50g/L,25℃) | 7.5~9.0 | |||
clarity test | Qualified | |||
water insoluble substance w/% | ≤0.005 | |||
chloride (C1) w/% | ≤0.001 | |||
sulphate (SO4) w/% | ≤0.005 | |||
Total Nitrogen (N) | ≤0.001 | |||
Phosphate (as PO4) | ≤0.002 | |||
Iron (Fe) | ≤0.005 | |||
Heavy metals (Pb) | ≤0.005 | |||
Carbonaceous substance | Qualified | |||
Usage: | ||||
Buffer components for the preparation of total ribosomal RNA from E. coli | ||||
CAS NO: | 6132-04-3 | |||
EINECS No: | 200-675-3 | |||
Molecular Formula | C6H5Na3O7·2 H2O | |||
Molecular Weight : | 294.1 | |||
Melting Point | 300℃ | |||
Density | 1.76 | |||
Grade | AR | |||
Packaging | 25kg | |||
Storage | Sealed storage | |||
Items | Specification | |||
Appearance | ||||
Assay w/% | ≥99.0% | |||
pH(50g/L,25℃) | 7.5~9.0 | |||
clarity test | Qualified | |||
water insoluble substance w/% | ≤0.005 | |||
chloride (C1) w/% | ≤0.001 | |||
sulphate (SO4) w/% | ≤0.005 | |||
Total Nitrogen (N) | ≤0.001 | |||
Phosphate (as PO4) | ≤0.002 | |||
Iron (Fe) | ≤0.005 | |||
Heavy metals (Pb) | ≤0.005 | |||
Carbonaceous substance | Qualified | |||
Usage: | ||||
Buffer components for the preparation of total ribosomal RNA from E. coli | ||||