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Standard substance and standard solution

Product name Specifications Packing Unit price / yuan
Succinic acid standard solution 0.1 mg/ml 50ml
Red bright red labeling liquid 0.1 mg/ml 50ml
Bromothymol blue solution 100ml
Bromothymol blue-methyl red solution 0.1% 100ml
Saccharin sodium-sorbic acid-benzoic acid mixed standard solution 50ml
Litmus chromogenic solution 50ml
Acid indigo blue and sodium sulfonate color developing solution 500ml
Methyl green-acetic acid solution 50ml
Methylene blue chromogenic solution 100ml
Bromocresol violet color developing solution 100ml
Bromocresol green ethanol solution
Bromocresol green-methyl red indicator 100ml
Three kinds of mixed solution of calcein 50ml
Phenolphthalein standard liquid 100ml
Chlorite standard solution 50ml
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