(IUCr) Crystallography Journals Online checkcif report

Acta Cryst. (2006). E62, i150-i151 [ doi:10.1107/S1600536806022975 ]

Sodium perchlorate in the space group Pnma

G.-L. Zhang, Y.-T. Li, Z.-Y. Wu and Y.-L. Song

Online 21 June 2006

Key indicators

Single-crystal X-ray study
T = 571 K
Mean (l-O) = 0.006 Å
R factor = 0.075
wR factor = 0.200
Data-to-parameter ratio = 11.4

checkCIF/PLATON results

No syntax errors found




Alert level C
PLAT042_ALERT_1_C Calc. and Rep. MoietyFormula Strings Differ ....          ?
PLAT242_ALERT_2_C Check Low       Ueq as Compared to Neighbors for        Cl1     

   0 ALERT level A = In general: serious problem
   0 ALERT level B = Potentially serious problem
   2 ALERT level C = Check and explain
   0 ALERT level G = General alerts; check

   1 ALERT type 1 CIF construction/syntax error, inconsistent or missing data
   1 ALERT type 2 Indicator that the structure model may be wrong or deficient
   0 ALERT type 3 Indicator that the structure quality may be low
   0 ALERT type 4 Improvement, methodology, query or suggestion