powder, no odor. specification: meets national standard gb - and british pharmacopoeia edition, united states pharmacopeia edition, chemical reagent standard, american food fcc-iv standard. quality index: content: - % melting point: - °c arsenic salt: ≤ % heavy metal: ≤ % drying loss: ≤ % ignition residue...
method) molecular formula: zno molecular weight: cas number: - - appearance: white powder purity (calculated in zno ): - % lead oxide: % max cadmium oxide: % max copper oxide: % max mn: % max zn: none insoluble in hydrochloric acid: % max loss on ignition: % max soluble matters in water: % max sieve residue...
hydrochloride prussian blue c.i.pigment blue molecular weight: molecular formula: (nh )xfey[fe(cn) ]z·nh o cas: - - einecs: - - property: dark blue powder, brilliant luster, strong coloring power. coloring power(compared with standard sample): % min volatile ( ±°c): % max oil absorption (ml/ g): max sieve residue...
solution is the same as that of the standard solution obtained in the test for related substances(below) pass specific rotation °~ ° ° moisture ≤ % % ph( % aqueous solution) - methanol ≤ % % arsenic(as) ≤ ppm < ppm heavy metals ≤ ppm < ppm lead ≤ ppm < ppm triphenylphosphine oxide ≤ ppm negative ignited residue...
purposed earth tilling machine. ) proper distribution of seeds & fertilizers. ) save fuel and time. ) improved soil health. ) heavy duty gear box. ) multi speed gear drive. ) suitable for h.p. to h.p. ) good germination. ) adjustable depth and height. ) compatible with cat and tractors upto h.p. ) crop residue...